Value | Category | Cases | |
---|---|---|---|
1 | One season | 0 |
0%
|
2 | One year | 0 |
0%
|
3 | Two years | 0 |
0%
|
4 | Three years | 1 |
1.2%
|
5 | More than three years | 6 |
7.1%
|
6 | Unspecified | 77 |
90.6%
|
r | 1 |
1.2%
|
|
Sysmiss | 840 |