Value |
Category |
1 |
Before 1970. |
2 |
1970 -1979 |
3 |
1980 - 1990 |
4 |
1991 - 1995 |
5 |
1996 - 2000 |
6 |
No major repairs |
9 |
|
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.