| Total | Improvement | Age | ||
| Non-improv | Good | Very good | ||
| 61 | 14 | 12 | 35 | 1 - 29 |
| 48 | 11 | 18 | 19 | 30 - 59 |
| 43 | 16 | 15 | 12 | <60 |
| 152 | 41 | 45 | 66 | Total |