| Value | Category |
|---|---|
| 1 | I did not drink I did not drink carbonated soft drinks during the past 7 days |
| 2 | 1 to 3 times during the past 7 days |
| 3 | 4 to 6 times during the past 7 days |
| 4 | 1 time per day |
| 5 | 2 times per day |
| 6 | 3 times per day |
| 7 | 4 or more times per day |
| Sysmiss |