| Value | Category |
|---|---|
| 1 | Did not smoked within the past month |
| 2 | I bought from a shop, kiosk, street vendor or from a teashop |
| 3 | I got as a payment |
| 4 | I gave some one money to buy for me |
| 5 | I borrowed from some one |
| 6 | I stole |
| 7 | An old person gave them to me |
| 8 | I got them some other way |
| Sysmiss |