Class | Years of Experience | Total | ||
Less than 5 | 5 - 10 | More than 10 | ||
1 - 3 | 16 | 5 | 4 | 25 |
4 - 6 | 11 | 12 | 1 | 24 |
7 - 9 | 2 | 7 | 4 | 13 |
10 - 12 | 4 | 6 | 10 | |
Total | 29 | 28 | 15 | 72 |