| Data Points (as of 09/06/98) | Males | Females | Total |
|---|---|---|---|
| Number of Data Points | 507 | 486 | 993 |
| Number of Distinct Participants | 389 | 379 | 768 |
| Year First Collected | 1992 | 1991 | - |
| Year Last Collected | 1998 | 1998 | - |
| Value | Meaning |
|---|---|
| 0 | No |
| 1 | Yes, for health reasons |
| 2 | Yes, for non-health reasons |
| 8 | Don't know |
Revised 09/18/98 -- Send comments to our Web Master .