| Value | Category | Cases | |
|---|---|---|---|
| 1 | Much less, lowest amount in past 5 years | 6 |
9.5%
|
| 2 | Less | 22 |
34.9%
|
| 3 | About the same | 16 |
25.4%
|
| 4 | More | 11 |
17.5%
|
| 5 | Much more, highest amount in past 5 years | 4 |
6.3%
|
| 6 | Not applicable | 4 |
6.3%
|
| Sysmiss | 1967 |