| Value |
Category |
| 95 |
95. Topcode |
| 96 |
96. N/A |
| 97 |
97. Refuse |
| 98 |
98. DK |
| 99 |
99. Miss |
| 1992 |
|
| 1993 |
|
| 1994 |
|
| 1995 |
|
| 1996 |
|
| 1997 |
|
| 1998 |
|
| Sysmiss |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.