| Value | Category | Cases | |
|---|---|---|---|
| 1 | Lower step{1} | 69 |
5.8%
|
| 2 | Second step{2} | 101 |
8.5%
|
| 3 | Third step{3} | 225 |
18.9%
|
| 4 | Fourth step{4} | 160 |
13.4%
|
| 5 | Fifth step{5} | 315 |
26.5%
|
| 6 | Sixth step{6} | 177 |
14.9%
|
| 7 | Seventh step{7} | 72 |
6.1%
|
| 8 | Eight step{8} | 45 |
3.8%
|
| 9 | Nineth step{9} | 17 |
1.4%
|
| 10 | Tenth step{10} | 9 |
0.8%
|