|
| 2000 | 2010 | 2016 |
| Guangzhou | 83.79 | 83.78 | 86.06 |
| Shenzhen | 92.46 | 100 | 100 |
| Zhuhai | 85.48 | 87.65 | 88.80 |
| Foshan | 75.06 | 94.09 | 94.95 |
| Huizhou | 51.66 | 61.84 | 69.05 |
| Dongguan | 60.04 | 88.46 | 88.68 |
| Zhongshan | 60.67 | 87.82 | 88.20 |
| Jiangmen | 47.08 | 62.30 | 65.06 |
| Zhaoqing | 32.52 | 42.39 | 46.08 |
| Hong Kong | 100 | 100 | 100 |
| Macao | 100 | 100 | 100 |