| Value | Category | Cases | |
|---|---|---|---|
| 0 | nothing to drink | 18 |
1.6%
|
| 2 | much less | 55 |
4.8%
|
| 3 | somewhat less | 114 |
10%
|
| 4 | about the same | 585 |
51.5%
|
| 5 | more | 359 |
31.6%
|
| 8 | don't know | 4 |
0.4%
|
| 11 | .Z | 7097 |