| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know{DK} | 1 |
0.1%
|
| 1 | Lower step{1} | 42 |
2.8%
|
| 2 | Second step{2} | 87 |
5.8%
|
| 3 | Third step{3} | 233 |
15.5%
|
| 4 | Fourth step{4} | 320 |
21.3%
|
| 5 | Fifth step{5} | 414 |
27.6%
|
| 6 | Sixth step{6} | 142 |
9.5%
|
| 7 | Seventh step{7} | 147 |
9.8%
|
| 8 | Eight step{8} | 86 |
5.7%
|
| 9 | Nineth step{9} | 15 |
1%
|
| 10 | Tenth step{10} | 13 |
0.9%
|