| 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 |
北京 | 4.8871 | 5.4861 | 5.0738 | 4.9668 | 4.9401 | 4.9139 | 4.4249 | 4.6286 | 3.2989 |
天津 | 0.8542 | 0.4822 | 0.4760 | 0.4960 | 0.4161 | 0.4506 | 0.5882 | 0.6358 | 0.6976 |
河北 | 0.2338 | 0.2322 | 0.2413 | 0.2833 | 0.3784 | 0.3125 | 0.3419 | 0.3268 | 0.4247 |
上海 | 1.2026 | 0.9146 | 1.2162 | 0.9897 | 1.0180 | 0.8985 | 0.8786 | 0.8507 | 1.1778 |
江苏 | 0.2989 | 0.2782 | 0.3492 | 0.4049 | 0.4076 | 0.4524 | 0.4372 | 0.4461 | 0.6230 |
浙江 | 0.3715 | 0.4325 | 0.4869 | 0.5271 | 0.5424 | 0.5237 | 0.5870 | 0.6425 | 0.7490 |
福建 | 0.4019 | 0.4288 | 0.3572 | 0.4692 | 0.4073 | 0.3972 | 0.4396 | 0.5436 | 0.7677 |
山东 | 0.2649 | 0.2665 | 0.2897 | 0.3036 | 0.3404 | 0.4302 | 0.3431 | 0.3823 | 0.5243 |
广东 | 0.4850 | 0.4790 | 0.5097 | 0.5593 | 0.5497 | 0.6211 | 0.9595 | 0.5436 | 0.7370 |