| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1-1.4 | 7 |
0.9%
|
| 2 | 1.5-1.9 | 23 |
3%
|
| 3 | 2.0-2.4 | 53 |
6.8%
|
| 4 | 2.5-2.9 | 247 |
31.7%
|
| 5 | 3.0-3.4 | 249 |
32%
|
| 6 | 3.5-3.9 | 136 |
17.5%
|
| 7 | 4.0-4.4 | 23 |
3%
|
| 8 | 4.5-4.9 | 6 |
0.8%
|
| 9 | 5 and above | 34 |
4.4%
|