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.
| Sourcefire Snort |
| 3 months to
21 May 2012 | Same period 2011 | Same period 2010 |
| Rank | 568 | 574 | 529 |
| Rank change year-on-year |
 +6 |  -45 |
|
| Matching contract IT job ads | 9 | 4 | 10 |
| As % of all contract IT jobs located in the UK | 0.015 % | 0.007 % | 0.018 % |
| As % of the System Software category | 0.200 % | 0.092 % | 0.336 % |
| Number of daily rates quoted | 7 | 0 | 7 |
| Average daily rate | £288 | - | £275 |
| 90% of contracts offered a daily rate of more than | £240 | - | £211 |
| 10% of contracts offered a daily rate of more than | £395 | - | £406 |
| UK excluding London average daily rate | £250 | - | £451 |
| Number of hourly rates quoted | 0 | 0 | 0 |
| Average hourly rate | - | - | - |
| UK excluding London average hourly rate | - | - | - |
|
|
Contract IT job ads with a match in the
System Software category | 4511 | 4335 | 2977 |
| As % of all contract IT jobs located in the UK | 7.717 % | 7.206 % | 5.394 % |
| Number of daily rates quoted | 2151 | 1900 | 1147 |
| Average daily rate | £340 | £350 | £325 |
| Average daily rate % change year-on-year | |
| 90% of contracts offered a daily rate of more than | £195 | £200 | £175 |
| 10% of contracts offered a daily rate of more than | £460 | £475 | £475 |
| UK excluding London average daily rate | £325 | £308 | £275 |
| % change year-on-year | |
| Number of hourly rates quoted | 623 | 643 | 530 |
| Average hourly rate | £17.50 | £18.00 | £18.75 |
| Average hourly rate % change year-on-year | |
| 90% of contracts offered a hourly rate of more than | £11.00 | £11.00 | £11.00 |
| 10% of contracts offered a hourly rate of more than | £35.50 | £35.00 | £35.40 |
| UK excluding London average hourly rate | £16.50 | £17.50 | £17.50 |
| % change year-on-year | |
