| Years | Flood water height (in meters) | Assessment of destruction (FCFA) |
| 2005 | 40 | 700,000 |
| 2006 | 30 | 650,000 |
| 2007 | 40 | 800,000 |
| 2008 | 45 | 865,000 |
| 2009 | 30 | 800,000 |
| 2010 | 50 | 900,000 |
| 2011 | 60 | 962,000 |
| 2012 | 62 | 1,000,000 |
| 2013 | 70 | 1,010,000 |
| 2014 | 80 | 1,150,000 |