| Valid | Frequency | percent % |
| 0 | 28,737 | 9.0 |
| 1 | 31,731 | 9.9 |
| 2 | 82,930 | 26. |
| 3 | 51,268 | 16. |
| 4 | 49,127 | 15. |
| 5 | 36,241 | 11. |
| 6 | 24,007 | 7.5 |
| 7 | 13,448 | 4.2 |
| Total | 317,489 | 100 |
| Valid | Frequency | percent % |
| 0 | 28,737 | 9.0 |
| 1 | 31,731 | 9.9 |
| 2 | 82,930 | 26. |
| 3 | 51,268 | 16. |
| 4 | 49,127 | 15. |
| 5 | 36,241 | 11. |
| 6 | 24,007 | 7.5 |
| 7 | 13,448 | 4.2 |
| Total | 317,489 | 100 |