| 省份 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 |
| 北京市 | 4.644 | 5.291 | 5.867 | 6.291 | 6.544 | 5.576 | 5.808 | 5.795 | 6.290 |
| 天津市 | 4.558 | 5.244 | 5.751 | 6.366 | 6.565 | 5.523 | 5.833 | 5.550 | 6.144 |
| 河北省 | 2.792 | 3.302 | 3.696 | 5.045 | 5.947 | 5.326 | 5.612 | 5.324 | 5.847 |
| 山西省 | 4.684 | 2.504 | 5.986 | 4.130 | 4.309 | 5.097 | 5.953 | 5.313 | 5.425 |
| 内蒙古自治区 | 0.000 | 2.393 | 2.921 | 4.117 | 4.291 | 4.919 | 5.442 | 6.042 | 5.502 |
| 辽宁省 | 4.338 | 4.654 | 2.895 | 5.928 | 5.764 | 5.089 | 5.586 | 5.435 | 5.920 |
| 吉林省 | 2.727 | 3.223 | 5.184 | 6.390 | 6.472 | 5.264 | 5.520 | 5.284 | 5.764 |
| 黑龙江省 | 3.632 | 3.096 | 0.000 | 5.372 | 4.780 | 5.499 | 5.587 | 5.475 | 4.372 |
| 上海市 | 4.580 | 5.221 | 5.765 | 6.364 | 6.522 | 5.548 | 5.727 | 5.509 | 6.191 |
| 江苏省 | 4.003 | 4.605 | 5.541 | 5.082 | 6.227 | 6.413 | 6.767 | 5.868 | 6.478 |
| 浙江省 | 3.592 | 4.127 | 4.700 | 5.317 | 5.617 | 5.338 | 5.630 | 5.463 | 6.086 |
| 安徽省 | 4.592 | 3.514 | 5.172 | 5.622 | 6.192 | 5.472 | 5.638 | 5.893 | 6.526 |
| 福建省 | 4.187 | 4.302 | 5.730 | 6.219 | 6.508 | 5.594 | 6.232 | 5.624 | 6.238 |
| 江西省 | 2.853 | 4.144 | 3.995 | 4.348 | 5.515 | 5.342 | 5.612 | 5.424 | 6.090 |
| 山东省 | 4.499 | 4.916 | 5.603 | 5.291 | 6.210 | 5.770 | 5.671 | 5.579 | 6.130 |
| 河南省 | 3.056 | 3.154 | 4.090 | 4.625 | 4.698 | 5.529 | 5.580 | 5.457 | 6.083 |
| 湖北省 | 3.582 | 3.430 | 4.618 | 4.877 | 5.612 | 5.503 | 5.501 | 5.345 | 5.810 |
| 湖南省 | 4.578 | 4.626 | 4.951 | 5.664 | 6.182 | 5.497 | 5.582 | 5.450 | 6.062 |
| 广东省 | 4.282 | 4.997 | 5.210 | 5.565 | 6.400 | 6.075 | 6.058 | 5.496 | 6.118 |
| 广西壮族自治区 | 4.333 | 3.060 | 3.084 | 4.492 | 6.000 | 5.319 | 5.543 | 5.850 | 6.564 |
| 海南省 | 0.000 | 2.393 | 0.000 | 4.117 | 4.291 | 0.000 | 0.000 | 5.163 | 5.353 |
| 重庆市 | 2.278 | 2.607 | 3.630 | 4.706 | 5.911 | 5.140 | 7.289 | 6.200 | 6.741 |
| 四川省 | 4.233 | 4.472 | 2.986 | 4.368 | 5.220 | 5.317 | 5.181 | 5.251 | 6.017 |
| 贵州省 | 2.081 | 3.731 | 1.919 | 3.700 | 3.064 | 3.336 | 4.959 | 5.344 | 4.464 |
| 云南省 | 2.404 | 2.644 | 4.354 | 4.757 | 4.383 | 5.226 | 5.756 | 5.814 | 6.241 |
| 西藏自治区 | 0.000 | 2.393 | 0.000 | 4.117 | 4.291 | 4.919 | 0.000 | 0.000 | 0.000 |
| 陕西省 | 3.538 | 4.086 | 5.337 | 3.694 | 4.857 | 4.202 | 5.489 | 5.438 | 5.631 |
| 甘肃省 | 4.684 | 5.398 | 5.986 | 6.514 | 6.645 | 5.522 | 5.578 | 5.543 | 6.145 |
| 青海省 | 0.000 | 3.365 | 3.828 | 4.203 | 0.000 | 0.000 | 0.000 | 0.000 | 5.353 |
| 宁夏回族自治区 | 2.085 | 2.404 | 2.921 | 4.117 | 4.291 | 4.919 | 5.443 | 5.164 | 5.353 |
| 新疆维吾尔自治区 | 4.684 | 5.398 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 5.456 | 5.353 |