The table below looks at the statistics for Red Hat Enterprise Linux skills in IT contracts advertised for the England region. Included is a guide to the contractor rates offered in IT contracts that have cited Red Hat Enterprise Linux over the 3 months to 24 May 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
24 May 2016
Same period 2015 Same period 2014
Red Hat Enterprise Linux (RHEL)
Rank 127 185 229
Rank change year-on-year
+58 +44
Contract jobs citing Red Hat Enterprise Linux 890 618 464
As % of all contract IT jobs located in England 1.81% 1.26% 0.95%
As % of the Operating Systems category 8.06% 5.64% 4.25%
Number of daily rates quoted 618 398 275
Median daily rate £425 £425 £400
Median daily rate % change year-on-year
- +6.25%
90% offered a daily rate of more than £311 £300 £260
10% offered a daily rate of more than £550 £550 £550
UK excluding London median daily rate £400 £400 £350
% change year-on-year
- +14.28%
Number of hourly rates quoted 3 12 5
Median hourly rate £48.00 £26.00 £35.00
Median hourly rate % change year-on-year
+84.61% -25.71%
90% offered a hourly rate of more than £20.80 £22.83 £32.00
10% offered a hourly rate of more than £50.40 £36.35 £37.50
UK excluding London median hourly rate £37.50 £29.09 £35.00
% change year-on-year
+28.93% -16.90%
Red Hat Enterprise Linux
UK

The following table is for comparison with the above and provides statistics for the entire Operating Systems category in contract jobs advertised in the England region.

Operating Systems Category
England
Contract IT job ads with a match in the
Operating Systems category
11038 10957 10926
As % of all contract IT jobs located in England 22.48% 22.28% 22.39%
Number of daily rates quoted 6990 6420 6301
Median daily rate £400 £363 £350
Median daily rate % change year-on-year
+10.34% +3.57%
90% offered a daily rate of more than £200 £175 £165
10% offered a daily rate of more than £550 £525 £500
UK excluding London median daily rate £363 £347 £313
% change year-on-year
+4.32% +11.19%
Number of hourly rates quoted 570 892 985
Median hourly rate £16.50 £16.50 £16.00
Median hourly rate % change year-on-year
- +3.12%
90% offered a hourly rate of more than £11.42 £11.00 £10.50
10% offered a hourly rate of more than £42.00 £38.25 £35.00
UK excluding London median hourly rate £16.50 £15.85 £15.50
% change year-on-year
+4.10% +2.25%

Red Hat Enterprise Linux
Jobs Demand Trend in England

The demand trend of contract jobs across the England region citing Red Hat Enterprise Linux as a proportion of all IT contracts with a match in the Operating Systems category.

Red Hat Enterprise Linux Jobs Demand Trend in England

Red Hat Enterprise Linux
Daily Rate Trend in England

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Red Hat Enterprise Linux across the England region.

Red Hat Enterprise Linux Daily Rate Trend in England

Red Hat Enterprise Linux
Daily Rate Histogram in England

This chart provides a histogram of daily rates quoted in contract IT jobs citing Red Hat Enterprise Linux across the England region over the 3 months to 24 May 2016.

Red Hat Enterprise Linux Daily Rate Histogram in England

Red Hat Enterprise Linux
Hourly Rate Trend in England

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing Red Hat Enterprise Linux across the England region.

Red Hat Enterprise Linux Hourly Rate Trend in England

Red Hat Enterprise Linux
Hourly Rate Histogram in England

This chart provides a histogram of hourly rates quoted in contract IT jobs citing Red Hat Enterprise Linux across the England region over the 3 months to 24 May 2016.

Red Hat Enterprise Linux Hourly Rate Histogram in England

Red Hat Enterprise Linux
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Red Hat Enterprise Linux within the England region over the 3 months to 24 May 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
London +42 382 £463 +2.77% 59
South East +77 227 £440 -2.22% 36
North East -5 74 £300 - 5
North West +14 61 £375 -6.25% 5
Yorkshire -12 52 £425 +13.33% 10
East of England -12 31 £340 -2.85% 4
West Midlands +6 29 £425 -14.14% 5
South West -7 20 £425 - 4
East Midlands +6 16 £475 - 3
Red Hat Enterprise Linux
UK

Red Hat Enterprise Linux
Top 30 Related IT Skills in England

For the 6 months to 24 May 2016, IT contractor jobs citing Red Hat Enterprise Linux also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the England region with a requirement for Red Hat Enterprise Linux.

1 1601 (100.00%) Linux
2 1174 (73.33%) Red Hat
3 559 (34.92%) Unix
4 485 (30.29%) Windows
5 484 (30.23%) Puppet
6 447 (27.92%) VMware
7 429 (26.80%) Oracle
8 419 (26.17%) DevOps
9 369 (23.05%) Java
10 337 (21.05%) Finance
11 316 (19.74%) Solaris
12 305 (19.05%) VMware Infrastructure
12 305 (19.05%) Agile Software Development
13 300 (18.74%) Security Cleared
14 297 (18.55%) Python
14 297 (18.55%) Configuration Management
15 290 (18.11%) Perl
16 271 (16.93%) AIX
17 257 (16.05%) Jenkins
18 252 (15.74%) Bash Shell
19 248 (15.49%) CentOS
20 242 (15.12%) SC Cleared
21 241 (15.05%) Git (software)
22 233 (14.55%) SQL
23 229 (14.30%) ITIL
24 222 (13.87%) Microsoft
25 211 (13.18%) Apache
26 209 (13.05%) Windows Server
27 207 (12.93%) IBM
28 205 (12.80%) Continuous Integration

Red Hat Enterprise Linux
Top Related IT Skills in England by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 211 (13.18%) Apache
2 176 (10.99%) Tomcat
3 150 (9.37%) JBoss
4 113 (7.06%) WebSphere
5 103 (6.43%) WebLogic
6 92 (5.75%) IIS
7 81 (5.06%) Confluence
8 63 (3.94%) WebSphere Application Server
9 48 (3.00%) OpenStack
10 37 (2.31%) nginx
11 26 (1.62%) Elasticsearch
12 24 (1.50%) SharePoint
12 24 (1.50%) Tuxedo
13 21 (1.31%) MS Exchange
14 18 (1.12%) Exchange Server 2010
15 16 (1.00%) Oracle HTTP Server
16 15 (0.94%) Apache Solr
16 15 (0.94%) PowerExchange
17 14 (0.87%) Oracle Application Server
17 14 (0.87%) SAS
Applications
1 69 (4.31%) MS Excel
2 23 (1.44%) MS Office
3 16 (1.00%) MS Visio
4 9 (0.56%) HipChat
4 9 (0.56%) SPSS
5 6 (0.37%) MS PowerPoint
6 2 (0.12%) MS Project
Business Applications
1 13 (0.81%) IBM Operational Decision Manager
2 11 (0.69%) Oracle EBS
3 10 (0.62%) Oracle EBS R12
4 7 (0.44%) Oracle Applications
4 7 (0.44%) SAP Oil and Gas
5 6 (0.37%) ION MarketView
6 3 (0.19%) Documaker
7 2 (0.12%) assyst
7 2 (0.12%) Oracle 11i
7 2 (0.12%) Oracle BPM
7 2 (0.12%) Remedy ITSM
8 1 (0.062%) Eikon
8 1 (0.062%) Oracle Financials
8 1 (0.062%) Oracle Procure-to-Pay
8 1 (0.062%) TIBCO iProcess
Cloud Services
1 187 (11.68%) Amazon AWS
2 38 (2.37%) Microsoft Azure
3 30 (1.87%) Amazon EC2
4 21 (1.31%) SaaS
5 18 (1.12%) IaaS
6 16 (1.00%) OpenShift
7 14 (0.87%) AWS CloudFormation
7 14 (0.87%) GitHub
8 13 (0.81%) PaaS
9 12 (0.75%) Cloud Computing
10 11 (0.69%) Office 365
11 8 (0.50%) Adobe Analytics
11 8 (0.50%) Google Analytics
11 8 (0.50%) Google Tag Manager
12 6 (0.37%) Amazon S3
13 5 (0.31%) Amazon CloudWatch
14 3 (0.19%) IBM SmartCloud
14 3 (0.19%) Virtual Private Cloud
15 2 (0.12%) Amazon ELB
15 2 (0.12%) Amazon EMR
Communications & Networking
1 199 (12.43%) SAN
2 170 (10.62%) DNS
3 145 (9.06%) TCP/IP
4 140 (8.74%) LDAP
5 135 (8.43%) Firewall
6 104 (6.50%) SSL
7 75 (4.68%) Internet
8 73 (4.56%) DHCP
9 71 (4.43%) HTTP
10 56 (3.50%) NAS
11 46 (2.87%) Fibre Channel
12 41 (2.56%) LAN
13 37 (2.31%) SSH
14 36 (2.25%) WAN
15 33 (2.06%) IPsec
16 27 (1.69%) IPv6
16 27 (1.69%) VPN
17 22 (1.37%) Intrusion Detection
18 21 (1.31%) FTP
19 17 (1.06%) Reverse Proxy
Database & Business Intelligence
1 165 (10.31%) MySQL
2 145 (9.06%) SQL Server
3 99 (6.18%) Oracle Database
4 64 (4.00%) PostgreSQL
5 63 (3.94%) Relational Database
6 48 (3.00%) NoSQL
6 48 (3.00%) Oracle Database 11g
7 42 (2.62%) Hadoop
8 33 (2.06%) MongoDB
9 32 (2.00%) DB2
10 30 (1.87%) Big Data
11 29 (1.81%) Oracle Database 12c
12 26 (1.62%) RDBMS
13 22 (1.37%) BusinessObjects
13 22 (1.37%) SQL Server 2008
14 19 (1.19%) VLDB
15 17 (1.06%) Oracle Reports
16 14 (0.87%) Informix
16 14 (0.87%) PowerCenter
17 13 (0.81%) Oracle Database 10g
Development Applications
1 257 (16.05%) Jenkins
2 241 (15.05%) Git (software)
3 111 (6.93%) JIRA
4 96 (6.00%) Maven
4 96 (6.00%) Subversion
5 43 (2.69%) Vagrant
6 37 (2.31%) Sonatype Nexus
7 35 (2.19%) Atlassian Bamboo
7 35 (2.19%) TeamCity
8 32 (2.00%) Eclipse
9 20 (1.25%) Selenium
10 19 (1.19%) Visual Studio
11 18 (1.12%) Mocha
12 16 (1.00%) Appium
12 16 (1.00%) SonarQube
13 12 (0.75%) JUnit
13 12 (0.75%) Oracle APEX
13 12 (0.75%) Travis CI
14 10 (0.62%) Log4j
14 10 (0.62%) Team Foundation Server
General
1 337 (21.05%) Finance
2 150 (9.37%) Banking
3 42 (2.62%) Retail
4 35 (2.19%) Games
5 28 (1.75%) Telecoms
6 22 (1.37%) Financial Institution
7 21 (1.31%) Investment Banking
8 19 (1.19%) Marketing
9 10 (0.62%) Publishing
10 9 (0.56%) Manufacturing
11 8 (0.50%) Pharmaceutical
12 7 (0.44%) Electronics
13 5 (0.31%) Billing
13 5 (0.31%) Front Office
14 4 (0.25%) Back Office
14 4 (0.25%) Online Betting
15 3 (0.19%) Aerospace
15 3 (0.19%) Automotive
15 3 (0.19%) Military
16 2 (0.12%) Legal
Job Titles
1 328 (20.49%) Administrator
2 255 (15.93%) Linux Engineer
3 242 (15.12%) DevOps Engineer
4 174 (10.87%) Systems Administrator
5 169 (10.56%) Linux Administrator
6 130 (8.12%) Developer
7 121 (7.56%) Unix Administrator
8 116 (7.25%) Linux/Unix DevOps
9 97 (6.06%) Linux Systems Administrator
10 96 (6.00%) Consultant
11 94 (5.87%) Architect
12 83 (5.18%) Linux DevOps Engineer
13 73 (4.56%) Unix Systems Administrator
14 72 (4.50%) Infrastructure Engineer
15 71 (4.43%) Support Engineer
16 68 (4.25%) Analyst
17 62 (3.87%) Java Developer
18 61 (3.81%) Unix Engineer
19 59 (3.69%) Systems Engineer
20 49 (3.06%) DBA
Libraries, Frameworks & Software Standards
1 124 (7.75%) Web Services
2 122 (7.62%) Middleware
3 81 (5.06%) XML
4 75 (4.68%) CSS
5 74 (4.62%) HTML
6 70 (4.37%) .NET
7 62 (3.87%) LAMP
8 53 (3.31%) HTML5
9 47 (2.94%) RESTful
10 44 (2.75%) Java EE
11 40 (2.50%) JSON
12 36 (2.25%) SOAP
13 35 (2.19%) WebSphere MQ
14 32 (2.00%) MCollective
14 32 (2.00%) Spring
15 30 (1.87%) RabbitMQ
16 29 (1.81%) jQuery
16 29 (1.81%) REST
17 25 (1.56%) Ajax
17 25 (1.56%) ELK Stack
Miscellaneous
1 146 (9.12%) Data Centre
2 128 (8.00%) Clustering
3 70 (4.37%) Analytical Skills
4 65 (4.06%) PKI
5 61 (3.81%) Computer Science
6 43 (2.69%) Management Information System
7 42 (2.62%) Cryptography
8 39 (2.44%) Algorithms
9 37 (2.31%) Private Cloud
10 31 (1.94%) Replication
11 30 (1.87%) EMC VMAX
12 28 (1.75%) Enterprise Software
12 28 (1.75%) HACMP
13 27 (1.69%) EMC VNX
13 27 (1.69%) Mainframe
14 26 (1.62%) Public Cloud
15 25 (1.56%) DataPower
16 24 (1.50%) Enterprise Storage
17 16 (1.00%) Foreign Exchange (FX)
18 15 (0.94%) Smart Meter
Operating Systems
1 1601 (100.00%) Linux
2 559 (34.92%) Unix
3 485 (30.29%) Windows
4 316 (19.74%) Solaris
5 271 (16.93%) AIX
6 248 (15.49%) CentOS
7 209 (13.05%) Windows Server
8 126 (7.87%) Ubuntu
9 107 (6.68%) Windows Server 2008
10 99 (6.18%) Windows Server 2012
11 58 (3.62%) SUSE Linux Enterprise Server
12 51 (3.19%) SUSE
13 38 (2.37%) Oracle Linux
14 37 (2.31%) Windows Server 2003
15 35 (2.19%) HPUX
16 25 (1.56%) Windows 7
17 23 (1.44%) VME
18 21 (1.31%) Mac OS X
19 19 (1.19%) Windows XP
20 18 (1.12%) Debian
Processes & Methodologies
1 419 (26.17%) DevOps
2 305 (19.05%) Agile Software Development
3 297 (18.55%) Configuration Management
4 229 (14.30%) ITIL
5 205 (12.80%) Continuous Integration
6 157 (9.81%) Migration
7 151 (9.43%) High Availability
8 111 (6.93%) Scrum
9 106 (6.62%) Disaster Recovery
10 85 (5.31%) Change Management
11 79 (4.93%) Project Management
12 73 (4.56%) Open Source
13 72 (4.50%) Service Delivery
14 67 (4.18%) Load Balancing
15 63 (3.94%) Performance Tuning
16 57 (3.56%) Build Automation
17 51 (3.19%) Service Management
18 49 (3.06%) Problem Management
19 47 (2.94%) TDD
20 45 (2.81%) Change Control
Programming Languages
1 369 (23.05%) Java
2 297 (18.55%) Python
3 290 (18.11%) Perl
4 252 (15.74%) Bash Shell
5 233 (14.55%) SQL
6 200 (12.49%) Shell Script
7 190 (11.87%) Ruby
8 96 (6.00%) PHP
9 91 (5.68%) JavaScript
10 83 (5.18%) PowerShell
11 79 (4.93%) C
12 52 (3.25%) PL/SQL
13 43 (2.69%) Korn
14 31 (1.94%) C#
15 28 (1.75%) C++
16 23 (1.44%) COBOL
17 22 (1.37%) Bourne shell
17 22 (1.37%) VBScript
18 20 (1.25%) Scala
19 19 (1.19%) VB
Qualifications
1 300 (18.74%) Security Cleared
2 242 (15.12%) SC Cleared
3 71 (4.43%) Degree
4 50 (3.12%) RHCE
5 47 (2.94%) Microsoft Certification
6 41 (2.56%) DV Cleared
7 30 (1.87%) MCSE
8 24 (1.50%) VMware Certified Professional (VCP)
9 21 (1.31%) Cisco Certification
10 17 (1.06%) MCSA
11 16 (1.00%) CCNP
12 13 (0.81%) BPSS Clearance
13 12 (0.75%) RHCA
14 11 (0.69%) MCP
14 11 (0.69%) Oracle Certification
14 11 (0.69%) RHCSA
15 10 (0.62%) CCNA
15 10 (0.62%) ITIL Certification
15 10 (0.62%) MCTS
16 9 (0.56%) MCITP
Quality Assurance & Compliance
1 43 (2.69%) SLA
2 14 (0.87%) FIPS 140-2
2 14 (0.87%) QA
3 13 (0.81%) PCI DSS
4 12 (0.75%) Disclosure Scotland
5 10 (0.62%) ISO/IEC 27001
6 7 (0.44%) Data Quality
7 2 (0.12%) ECSS
7 2 (0.12%) ISO 9001
8 1 (0.062%) ISO15022
8 1 (0.062%) ISO20022
8 1 (0.062%) MiFID
System Software
1 305 (19.05%) VMware Infrastructure
2 191 (11.93%) Active Directory
3 101 (6.31%) vSphere
4 97 (6.06%) Veritas Cluster Server
5 87 (5.43%) Docker
6 68 (4.25%) Veritas Volume Manager
7 65 (4.06%) NFS
8 63 (3.94%) VMware ESXi
9 62 (3.87%) Oracle RAC
10 49 (3.06%) Hyper-V
11 46 (2.87%) VMware ESX
12 44 (2.75%) KVM
13 29 (1.81%) GlusterFS
14 24 (1.50%) Veritas File System
15 17 (1.06%) iptables
16 16 (1.00%) Xen
17 15 (0.94%) RHEV
17 15 (0.94%) vCloud
18 14 (0.87%) Oracle Clusterware
18 14 (0.87%) Postfix
Systems Management
1 484 (30.23%) Puppet
2 163 (10.18%) Ansible
3 156 (9.74%) Opscode Chef
4 101 (6.31%) Nagios
5 71 (4.43%) NetBackup
6 66 (4.12%) Red Hat Satellite
7 52 (3.25%) ZABBIX
8 43 (2.69%) SCCM
9 38 (2.37%) Veritas Storage Foundation
10 30 (1.87%) SCOM
11 29 (1.81%) Oracle ZFS
11 29 (1.81%) Tivoli Storage Manager
12 28 (1.75%) Graphite
13 26 (1.62%) EMC NetWorker
14 25 (1.56%) logstash
15 22 (1.37%) yum
16 21 (1.31%) HAProxy
17 19 (1.19%) Salt
18 18 (1.12%) Data Guard
19 17 (1.06%) Terraform
Vendors
1 1174 (73.33%) Red Hat
2 447 (27.92%) VMware
3 429 (26.80%) Oracle
4 222 (13.87%) Microsoft
5 207 (12.93%) IBM
6 189 (11.81%) Veritas
7 178 (11.12%) HP
8 142 (8.87%) EMC
9 91 (5.68%) Cisco
10 77 (4.81%) Sun
11 70 (4.37%) NetApp
12 56 (3.50%) Atlassian
13 49 (3.06%) Citrix
14 47 (2.94%) Brocade
15 42 (2.62%) F5
16 39 (2.44%) Axway
16 39 (2.44%) Splunk
17 38 (2.37%) Siebel
18 37 (2.31%) Dell
19 34 (2.12%) Informatica
East London
HAYS INFORMATION TECHNOLOGY
Rate: £320.00 - £350.00 per day
Posted: 4 hours ago
London
Senitor Associates
Rate: £180 - £250 per day
Posted: 5 hours ago
London
Salt
Rate: £450 - £500 per day
Posted: 6 hours ago
Hertfordshire
Testing Circle Ltd
Rate: £150 - £300 per day
Posted: 9 hours ago
City, London
Thebes IT
Rate: £450 - £500 per day
Posted: 10 hours ago
Newcastle Upon Tyne, Tyne and Wear
Experis Ltd
Rate: £300 - £393 per day
Posted: 12 hours ago
Reading, Berkshire
Polar Recruitment
Rate: £50 - £55 per hour
Posted: 13 hours ago
Warrington, Cheshire
Rullion IT Plus
Posted: 13 hours ago
London
IQ Public Sector
Rate: £350 - £400 per day
Posted: 17 hours ago
City of London
Hays Specialist Recruitment Ltd
Rate: £320.00 - £350.00 per day
Posted: 17 hours ago
London
Elevate Direct
Rate: From £350 to £400 per day
Posted: Yesterday
Newcastle Upon Tyne, Tyne and Wear
Experis Ltd
Rate: £280 - £295 per day
Posted: Yesterday
Farnborough, Hampshire
Experis Ltd
Posted: Yesterday
Leeds, West Yorkshire
Spring Technology
Rate: £300.00 - £425.00 per day
Posted: 4 days ago
Farnborough, Hampshire
Experis Ltd
Posted: 4 days ago
Newcastle Upon Tyne, Tyne and Wear
Harris Global
Rate: Up to £300 per day
Posted: 4 days ago
London
Elevate Direct
Rate: From £350 to £400 per day
Posted: 4 days ago
City, London
Deerfoot IT Resources Ltd
Rate: £400 - £450 per day + 6 month term initailly
Posted: 4 days ago
Milton Keynes, Buckinghamshire
Oscar
Rate: £250 - £300 per day
Posted: 4 days ago
Milton Keynes, Buckinghamshire
Circle Recruitment
Rate: £250 - £300 per day
Posted: 4 days ago
Milton Keynes, Buckinghamshire
Mortimer Spinks
Posted: 4 days ago
London
Salt
Rate: £350 - £450 per day
Posted: 4 days ago
London
IQ Public Sector
Rate: £300 - £350 per day
Posted: 4 days ago
Hampshire
E-synergy Solutions
Rate: £300 - £400 per day
Posted: 5 days ago
Bracknell, Berkshire
Hydrogen Group
Rate: £500.00 - £550.00 per day
Posted: 5 days ago
Central London / West End
Digitech Resourcing Ltd
Rate: Up to £550 per day
Posted: 5 days ago
Essex
Mercator IT Solutions
Rate: £Good market rates
Posted: 5 days ago
Yorkshire and the Humber
Amoria Bond
Rate: £0.00 per annum
Posted: 5 days ago
Hampshire
Austin Fraser
Rate: £400 - £450 per day
Posted: 6 days ago
City, London
Deerfoot IT Resources Ltd
Rate: £450 per day
Posted: 6 days ago
Hove, East Sussex
Lorien Resourcing
Posted: 6 days ago
Winchester, Hampshire
Connectus
Rate: £400 - £450 per day
Posted: 6 days ago
South East London
People Source Consulting
Rate: £500 - £600 per day
Posted: 6 days ago
London
IQ Public Sector
Rate: £300 - £350 per day
Posted: 11 days ago
London
TDA Group
Rate: £400 - £500 per day
Posted: 12 days ago
City of London
IQ Public Sector
Rate: £300 - £350 per day
Posted: 12 days ago
Central London / West End
One of Us Ltd
Rate: From £21,000 to £25,000 per annum
Posted: 14 days ago
Merseyside
Robert Walters UK
Rate: Competitive Market Day Rates
Posted: 15 days ago
South West England
People Source Consulting
Rate: £400 - £450 per day
Posted: 15 days ago
Leeds
Amoria Bond
Rate: £0.000 per hour
Posted: 21 days ago