Value | Category |
---|---|
0 | NR |
1 | less than an agricultural season |
2 | at least one agricultural season but less than one agricultural year |
3 | at least one agricultural year but Less than two agricultural years |
4 | at least two agricultural years but Less than five agricultural years |
5 | at least five agricultural years but less than twelve agricultural years |
6 | twelve agricultural years or more |
9 | Invalid |