| Median (1st - 3rd IQ) | Range | |
Level | 101.0 (44.8 - 135.0) | 7.0 - 224.0 | |
| N | % | |
Grade | 0.0 - 15.0 Immature | 5 | 4.7 |
15.0 - 50.0 Intermediate | 25 | 23.6 | |
>50.0 Mature | 76 | 71.7 |