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.
| Mainframes |
| 3 months to
16 May 2012 | Same period 2011 | Same period 2010 |
| Rank | 236 | 209 | 206 |
| Rank change year-on-year |
 -27 | -3 |
|
| Matching contract IT job ads | 446 | 523 | 432 |
| As % of all contract IT jobs located in the UK | 0.754 % | 0.852 % | 0.785 % |
| As % of the Miscellaneous category | 3.190 % | 3.108 % | 2.728 % |
| Number of daily rates quoted | 188 | 265 | 153 |
| Average daily rate | £375 | £400 | £360 |
| Average daily rate % change year-on-year | |
| 90% of contracts offered a daily rate of more than | £264 | £265 | £225 |
| 10% of contracts offered a daily rate of more than | £550 | £550 | £475 |
| UK excluding London average daily rate | £350 | £375 | £353 |
| % change year-on-year | |
| Number of hourly rates quoted | 6 | 11 | 11 |
| Average hourly rate | £26.00 | £27.37 | £24.50 |
| Average hourly rate % change year-on-year | |
| 90% of contracts offered a hourly rate of more than | £13.50 | £18.00 | £13.00 |
| 10% of contracts offered a hourly rate of more than | £39.50 | £33.00 | £40.00 |
| UK excluding London average hourly rate | £25.00 | £27.37 | £24.50 |
| % change year-on-year | |
|
|
Contract IT job ads with a match in the
Miscellaneous category | 13980 | 16830 | 15833 |
| As % of all contract IT jobs located in the UK | 23.62 % | 27.43 % | 28.76 % |
| Number of daily rates quoted | 8259 | 10002 | 8854 |
| Average daily rate | £435 | £525 | £500 |
| Average daily rate % change year-on-year | |
| 90% of contracts offered a daily rate of more than | £250 | £285 | £263 |
| 10% of contracts offered a daily rate of more than | £604 | £650 | £650 |
| UK excluding London average daily rate | £345 | £338 | £315 |
| % change year-on-year | |
| Number of hourly rates quoted | 657 | 720 | 644 |
| Average hourly rate | £22.50 | £22.63 | £21.00 |
| Average hourly rate % change year-on-year | |
| 90% of contracts offered a hourly rate of more than | £12.50 | £11.37 | £11.50 |
| 10% of contracts offered a hourly rate of more than | £45.00 | £40.00 | £40.00 |
| UK excluding London average hourly rate | £24.50 | £25.83 | £20.00 |
| % change year-on-year | |
