| 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2017 | |
|---|---|---|---|---|---|---|---|
| Yorkshire and The Humber | 13.66 | 10.13 | 6.37 | 8.42 | 8.48 | 5.17 | 5.57 |
| East Midlands | 8.57 | 7.10 | 4.95 | 7.86 | 4.26 | 4.32 | 6.14 |
| West Midlands | 9.82 | 8.87 | 10.62 | 8.31 | 3.40 | 11.17 | 3.37 |
| London | 5.81 | 10.28 | 6.70 | 4.80 | 2.17 | 5.24 | 3.76 |
| South East | 8.27 | 6.21 | 4.57 | 3.64 | 3.75 | 1.93 | 1.71 |
| South West | 7.33 | 6.43 | 6.09 | 2.26 | 5.50 | 6.00 | 2.53 |
| North East | 14.56 | 14.96 | 11.27 | 11.34 | 4.53 | 8.98 | 10.99 |
| North West | 7.68 | 7.92 | 9.33 | 9.91 | 5.78 | 11.66 | 5.22 |
| East of England | 6.21 | 9.44 | 7.63 | 3.57 | 5.01 | 3.41 | 4.10 |
| Wales | 10.43 | 10.32 | 9.43 | 7.95 | 4.70 | 12.61 | 6.57 |
| Scotland | 13.63 | 7.33 | 12.89 | 7.13 | 5.99 | 5.00 | 5.74 |
| Northern Ireland | 9.08 | 9.64 | 4.50 | 6.52 | 5.23 |