Results
| Country: | Mali
| | Station: | Douna | | River: | Bani | | Area: | 101600 km2 | | Lat: | 13.18 | | Lon: | -5.95 | | Source: | RivDIS | | PointID: | 62 | | Area Units: | km2 | | Discharge Units: | m3/sec | | Starting Year: | 1922 | | Ending Year: | 1988 | | Total Years: | 67 | | Total Usable Years: | 50 | |
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| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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| 1922 | -9999 | -9999 | -9999 | -9999 | -9999 | 39 | 86 | 775 | 2379 | 3173 | 1633 | 449 | -9999 |
| 1923 | 163 | 85 | 68 | 51 | 54 | 46 | 97 | 795 | 1834 | 1620 | 730 | 281 | 485.33 |
| 1924 | 141 | 93 | 55 | 33 | 23 | 32 | 379 | 1840 | 3028 | 3700 | 1595 | 416 | 944.58 |
| 1925 | 187 | 112 | 68 | 46 | 40 | 43 | 51 | 1144 | 2512 | 2719 | 1935 | 602 | 788.25 |
| 1926 | 227 | 137 | 73 | 44 | 43 | 50 | 153 | 991 | 1456 | 1113 | 486 | 230 | 416.92 |
| 1927 | 125 | 91 | 64 | 45 | 39 | 51 | 214 | 1181 | 2780 | 2594 | 1611 | 639 | 786.17 |
| 1928 | 287 | 170 | 98 | 50 | 30 | 37 | 101 | 1286 | 2958 | 2844 | 1651 | 673 | 848.75 |
| 1929 | 258 | 127 | 67 | 41 | 25 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1930 | -9999 | -9999 | -9999 | -9999 | -9999 | 55 | 163 | 1105 | 2770 | 2050 | 890 | 350 | -9999 |
| 1931 | 54 | 33 | 22 | 15 | 23 | 40 | 197 | 1806 | 2405 | 2450 | 737 | 147 | 660.75 |
| 1932 | 61 | 30 | 35 | 29 | 19 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1933 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1934 | 92 | 89 | 74 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1935 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 138 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1936 | 133 | 94 | 88 | 71 | 50 | 70 | 184 | 1550 | 2811 | 2556 | 899 | 347 | 737.75 |
| 1937 | 155 | 97 | 71 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1938 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1939 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1940 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1941 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1942 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1943 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1944 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1945 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1946 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1947 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1948 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1949 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 1650 | 348 | 156 | -9999 |
| 1950 | 72 | 38 | 20 | 15 | 10 | -9999 | -9999 | 987 | 2595 | 2568 | 1356 | 356 | -9999 |
| 1951 | 136 | 84 | 45 | 18 | 13 | 11 | 100 | 866 | 2259 | 2783 | 2283 | 988 | 798.83 |
| 1952 | 294 | 151 | 85 | 40 | 25 | 23 | 174 | 946 | 2214 | 3334 | 2063 | 527 | 823 |
| 1953 | 236 | 129 | 76 | 44 | 33 | 89 | 338 | 1829 | 3154 | 2614 | 1100 | 405 | 837.25 |
| 1954 | 213 | 125 | 75 | 48 | 35 | 69 | 289 | 1504 | 3164 | 2944 | 1768 | 692 | 910.5 |
| 1955 | 283 | 167 | 107 | 71 | 46 | 77 | 297 | 2129 | 2786 | 2588 | 1331 | 570 | 871 |
| 1956 | 262 | 148 | 92 | 61 | 40 | 41 | 64 | 791 | 2171 | 1995 | 835 | 312 | 567.67 |
| 1957 | 148 | 91 | 59 | 36 | 31 | 54 | 198 | 1331 | 2654 | 3002 | 1719 | 481 | 817 |
| 1958 | 225 | 139 | 77 | 43 | 29 | 42 | 288 | 1482 | 2899 | 2417 | 1121 | 485 | 770.58 |
| 1959 | 231 | 157 | 90 | 45 | 15 | 35 | 53 | 854 | 2533 | 2505 | 746 | 264 | 627.33 |
| 1960 | 136 | 75 | 40 | 23 | 27 | 26 | 274 | 1073 | 2199 | 2386 | 880 | 300 | 619.92 |
| 1961 | 143 | 80 | 44 | 24 | 19 | 25 | 175 | 1364 | 2908 | 2138 | 645 | 207 | 647.67 |
| 1962 | 103 | 57 | 35 | 22 | 29 | 36 | 108 | 666 | 2120 | 2242 | 939 | 349 | 558.83 |
| 1963 | 163 | 87 | 49 | 27 | 26 | 28 | 85 | 626 | 1799 | 1935 | 1112 | 311 | 520.67 |
| 1964 | 146 | 76 | 43 | 28 | 34 | 53 | 191 | 1467 | 3189 | 3186 | 1179 | 402 | 832.83 |
| 1965 | 245 | 151 | 89 | 51 | 32 | 66 | 295 | 1060 | 1876 | 2143 | 872 | 283 | 596.92 |
| 1966 | 141 | 80 | 40 | 32 | 21 | 24 | 36 | 421 | 1803 | 2509 | 1199 | 641 | 578.92 |
| 1967 | 146 | 82 | 49 | 32 | 24 | 24 | 85 | 215 | 2985 | 2630 | 1100 | 330 | 641.83 |
| 1968 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 888 | 1724 | 1391 | 630 | 249 | -9999 |
| 1969 | 130 | 60 | 34 | 19 | 17 | 33 | 264 | 1080 | 2080 | 1570 | 934 | 294 | 542.92 |
| 1970 | 130 | 66 | 34 | 19 | 18 | 28 | 86 | 859 | 2364 | 2066 | 540 | 174 | 532 |
| 1971 | 78 | 45 | 27 | 19 | 17 | 18 | 136 | 648 | 1749 | 1217 | 302 | 119 | 364.58 |
| 1972 | 61 | 32 | 19 | 17 | 17 | 51 | 86 | 315 | 732 | 520 | 191 | 74 | 176.25 |
| 1973 | 35.5 | 17 | 8.3 | 4.3 | 4.5 | 11.5 | 32.5 | 508 | 802 | 336 | 105 | 46.5 | 159.26 |
| 1974 | 17 | 8.5 | 3.4 | 1.8 | 1.4 | 6.6 | 131 | 876 | 1430 | 927 | 232 | 84 | 309.89 |
| 1975 | 36.5 | 16.5 | 7.9 | 17 | 27.5 | 31 | 77 | 581 | 1500 | 581 | 394 | 139 | 284.03 |
| 1976 | 65 | 32.5 | 14.5 | 9.3 | 1.9 | 41.5 | 62.5 | 361 | 555 | 682 | 793 | 260 | 239.85 |
| 1977 | 93 | 53.5 | 22 | 10.5 | 5.8 | 15 | 65.5 | 141 | 688 | 639 | 191 | 63.5 | 165.65 |
| 1978 | 25.5 | 11.5 | 5 | 2.5 | 4.5 | 20 | 81.5 | 460 | 842 | 721 | 264 | 81.5 | 209.92 |
| 1979 | 43.5 | 20.5 | 10.5 | 2.3 | 1.8 | 47 | 72 | 359 | 1278 | 853 | 279 | 107 | 256.13 |
| 1980 | 46.9 | 21.6 | 8.1 | 3 | 3.4 | 22.7 | 62.8 | 423.41 | 7.5 | 617.7 | 182.6 | 72.7 | 122.7 |
| 1981 | 42.4 | 26.1 | 6.8 | 2.4 | 14.2 | 21.1 | 86.1 | 793.21 | 5.7 | 827.6 | 229.4 | 85.1 | 178.34 |
| 1982 | 38.3 | 18 | 7 | 3.5 | 7.2 | 36.1 | 83.5 | 365 | 753.1 | 418.4 | 175.7 | 70.3 | 164.68 |
| 1983 | 29.3 | 10.6 | 3.6 | 1.6 | 3.6 | 20.7 | 47.2 | 139.6 | 288.3 | 240.8 | 67.6 | 23 | 72.99 |
| 1984 | 7.4 | 2.6 | 0.9 | 0.3 | 0 | 54.1 | 24.1 | 99.1 | 253.8 | 288.3 | 84.9 | 24.5 | 70 |
| 1985 | 7.5 | 2.3 | 0.8 | 0.1 | 0 | 7.7 | 104.5 | 311 | 657 | 519.5 | 131 | 40.8 | 148.52 |
| 1986 | 11 | 3.8 | 1.3 | 0.4 | 0.3 | 14.5 | 61 | 216.4 | 589.9 | 392.8 | 115.2 | 38.1 | 120.39 |
| 1987 | 10.9 | 3.9 | 1.2 | 0.3 | 0 | 8.2 | 21.9 | 150.5 | 334.7 | 339.5 | 115.3 | 29.7 | 84.68 |
| 1988 | 7.1 | 2.8 | 0.9 | 0.2 | 0 | 6.2 | 169.2 | 500.41 | 2.7 | 810.3 | 225.2 | 62.8 | 148.98 |
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| Avg | 122.44 | 70.59 | 42.28 | 25.39 | 20.42 | 35.74 | 136.82 | 860.38 | 1813.83 | 1766.92 | 818.9 | 286.63 | 489.8 |
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| Std Dev | 84.6 |
50.47 |
31.73 |
19.96 |
14.71 |
19.29 |
89.69 |
504.1 |
982.6 |
993.71 |
595.16 |
216.76 |
278.91 |
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| | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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