| Mean monthly flow (m3/s) | |||||
| Land use/cover map of 1990 | Land use/cover map of 2006 | Land use/cover map of 2017 | |||
| Wet months (Jan, Feb, March, April) | Dry months (Jun, July, Aug, Sept) | Wet months (Jan, Feb, March, April) | Dry months (Jun, July, Aug, Sept) | Wet months (Jan, Feb, March, April) | Dry months (Jun, July, Aug, Sept) |
| 27.68 | 0.24 | 27.82 | 0.21 | 28.09 | 0.20 |