Table 1. Ranking of intellectual ability according to Raven's Coloured Progressive Matrices™.
| Score | Percentile |
| 18 | 5th |
| 22 | 10th |
| 26 | 25th |
| 31 | 50th |
| 33 | 75th |
| 34 | 90th |
| 35 | 95th |
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