| Value | Category | Cases | |
|---|---|---|---|
| 1 | time spent decreased a lot | 16 |
2.5%
|
| 2 | time spent decreased | 83 |
13.1%
|
| 3 | no change | 220 |
34.8%
|
| 4 | time spent increased | 257 |
40.7%
|
| 5 | time spent increased a lot | 56 |
8.9%
|
| Sysmiss | 121 |