| Score group | Frequencies | Percent % | Valid percent | Cumulative percent |
| below average | 96 | 45.3 | 45.3 | 45.3 |
| average | 85 | 40.1 | 40.1 | 85.4 |
| above average | 31 | 14.6 | 14.6 | 100.0 |
| Total | 212 | 100.0 | 100.0 |
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