Irrigated area 1995-1999 (0)
| None |
| < 20 |
| 20 - 40 |
| 40 - 60 |
| 60 - 80 |
| 80 - 100 |
Irrigated area 1990-1994 (1)
| None |
| < 20 |
| 20 - 40 |
| 40 - 60 |
| 60 - 80 |
| 80 - 100 |
Irrigated area 1985-1989 (2)
| None |
| < 20 |
| 20 - 40 |
| 40 - 60 |
| 60 - 80 |
| 80 - 100 |
Irrigated area 1980-1984 (3)
| None |
| < 20 |
| 20 - 40 |
| 40 - 60 |
| 60 - 80 |
| 80 - 100 |
Irrigated area 1975-1979 (4)
| None |
| < 20 |
| 20 - 40 |
| 40 - 60 |
| 60 - 80 |
| 80 - 100 |
Irrigated area 1970-1974 (5)
| None |
| < 20 |
| 20 - 40 |
| 40 - 60 |
| 60 - 80 |
| 80 - 100 |
|