| Year | Beijing | Shanghai | Chengdu | Guangzhou | Shenyang |
| 2008 | 85 |
|
|
|
|
| 2009 | 102 |
|
|
|
|
| 2010 | 104 |
|
|
|
|
| 2011 | 99 |
|
|
|
|
| 2012 | 91 | 51 | 85 | 58 |
|
| 2013 | 102 | 60 | 97 | 55 | 67 |
| 2014 | 98 | 50 | 82 | 50 | 78 |
| 2015 | 83 | 51 | 77 | 40 | 80 |