| Value | Category | 
|---|---|
| 1 | 01. Pill | 
| 2 | 02. 1 mth inj | 
| 3 | 03. 2 mth inj | 
| 4 | 04. 3 mth inj | 
| 5 | 05. Diaphrgm | 
| 6 | 06. Condom | 
| 7 | 07. IUD | 
| 8 | 08. Implant | 
| 9 | 09. Fem ster | 
| 10 | 10. Male ster | 
| 11 | 11. Calendar | 
| 12 | 12. Withdraw | 
| 13 | 13. Trad herbs | 
| 14 | 14. Massage | 
| 15 | 15. Oth | 
| 16 | 16. None | 
| 98 | 98. DK | 
| 99 | 99. Miss | 
| Sysmiss |