| Region | Xuanzhou (XZ) | Langxi (LX) | Guangde (GD) | Ningguo (NG) | Jingxian (JX) | Jixi (JXX) | Jingde (JD) | Total |
| 2005-2007 | 923 | 1083 | 1308 | 930 | 1425 | 1073 | 988 | 7730 |
| 2015 | 42 | 11 | 13 | 8 | 19 | 10 | 21 | 124 |