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.
| Apple Mac OS X |
| 3 months to
16 May 2012 | Same period 2011 | Same period 2010 |
| Rank | 473 | 498 | 459 |
| Rank change year-on-year |
 +25 |  -39 |
|
| Matching contract IT job ads | 106 | 83 | 77 |
| As % of all contract IT jobs located in the UK | 0.179 % | 0.135 % | 0.140 % |
| As % of the Operating Systems category | 0.882 % | 0.653 % | 0.768 % |
| Number of daily rates quoted | 22 | 19 | 25 |
| Average daily rate | £300 | £300 | £230 |
| Average daily rate % change year-on-year | |
| 90% of contracts offered a daily rate of more than | £163 | £155 | £90 |
| 10% of contracts offered a daily rate of more than | £375 | £460 | £290 |
| UK excluding London average daily rate | £268 | £300 | £230 |
| % change year-on-year | |
| Number of hourly rates quoted | 46 | 33 | 21 |
| Average hourly rate | £15.00 | £16.50 | £15.00 |
| Average hourly rate % change year-on-year | |
| 90% of contracts offered a hourly rate of more than | £12.00 | £12.20 | £10.20 |
| 10% of contracts offered a hourly rate of more than | £21.50 | £25.00 | £17.50 |
| UK excluding London average hourly rate | £12.50 | £15.00 | £15.50 |
| % change year-on-year | |
|
|
Contract IT job ads with a match in the
Operating Systems category | 12020 | 12701 | 10029 |
| As % of all contract IT jobs located in the UK | 20.31 % | 20.70 % | 18.21 % |
| Number of daily rates quoted | 6064 | 6186 | 4456 |
| Average daily rate | £350 | £375 | £375 |
| Average daily rate % change year-on-year | |
| 90% of contracts offered a daily rate of more than | £200 | £215 | £200 |
| 10% of contracts offered a daily rate of more than | £500 | £550 | £550 |
| UK excluding London average daily rate | £325 | £324 | £306 |
| % change year-on-year | |
| Number of hourly rates quoted | 1181 | 1253 | 1038 |
| Average hourly rate | £17.50 | £16.75 | £16.00 |
| Average hourly rate % change year-on-year | |
| 90% of contracts offered a hourly rate of more than | £11.00 | £11.00 | £10.50 |
| 10% of contracts offered a hourly rate of more than | £40.00 | £37.50 | £37.50 |
| UK excluding London average hourly rate | £17.00 | £16.20 | £15.50 |
| % change year-on-year | |
