| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very important | 36187 |
61.7%
|
| 2 | Rather important | 16071 |
27.4%
|
| 3 | Not very important | 2836 |
4.8%
|
| 4 | Not at all important | 3559 |
6.1%
|
| -5 | HT: Dropped out survey; Unknown | 61 | |
| -4 | Not asked in survey | 30057 | |
| -3 | Not applicable | 3 | |
| -2 | No answer | 275 | |
| -1 | Don't know | 516 |