|
| Rank | Year | | Annual Flow | 3-Year Mean |
| 1995 | 788918400000 | 276.1 |
|
| 1996 | 820454400000 | 150.4 |
|
| 1997 | 852076800000 | 182.4 |
203.0 |
| 1998 | 883612800000 | 317.6 |
216.8 |
| 1999 | 915148800000 | 142.7 |
214.2 |
| 2000 | 946684800000 | 106.4 |
188.9 |
| 2001 | 978307200000 | 59.6 |
102.9 |
| 2002 | 1009843200000 | 107.2 |
91.0 |
| 2003 | 1041379200000 | 148.9 |
105.2 |
| 2004 | 1072915200000 | 148.7 |
134.9 |
| 2005 | 1104537600000 | 115.5 |
137.7 |
| 2006 | 1136073600000 | 215.5 |
159.9 |
| 2007 | 1167609600000 | 43.5 |
124.8 |
| 2008 | 1199145600000 | 91.7 |
116.9 |
| 2009 | 1230768000000 | 47.4 |
60.9 |
| 2010 | 1262304000000 | 104.1 |
81.1 |
| 2011 | 1293840000000 | 137.7 |
96.4 |
| 2012 | 1325376000000 | 50.9 |
97.5 |
| 2013 | 1356998400000 | 72.3 |
86.9 |
| 2014 | 1388534400000 | 26.2 |
49.8 |
| 2015 | 1420070400000 | | |
|---|
| 2016 | 1451606400000 | 90.8 |
|
| 2017 | 1483228800000 | 216.1 |
|
| 2018 | 1514764800000 | 18.7 |
108.5 |
| 2019 | 1546300800000 | 186.2 |
140.3 |
| 2020 | 1577836800000 | 23.9 |
76.3 |
| 2021 | 1609459200000 | 10.0 |
73.4 |
| 2022 | 1640995200000 | 38.0 |
24.0 |
| 2023 | 1672531200000 | 154.6 |
67.5 |
| 2024 | 1704067200000 | 120.0 |
104.2 |
| 2025 | 1735689600000 | 142.9 |
139.2 |
| 2026 | 1767225600000 |
70.1 |
111.0 |
| Rank | Year | | Seasonal Flow | 3-Year Mean |
| 1995 | 788918400000 | 41.5 |
|
| 1996 | 820454400000 | 20.5 |
|
| 1997 | 852076800000 | 11.4 |
24.5 |
| 1998 | 883612800000 | 46.1 |
26.0 |
| 1999 | 915148800000 | 22.5 |
26.7 |
| 2000 | 946684800000 | 13.7 |
27.5 |
| 2001 | 978307200000 | 16.1 |
17.4 |
| 2002 | 1009843200000 | 10.2 |
13.3 |
| 2003 | 1041379200000 | 36.2 |
20.8 |
| 2004 | 1072915200000 | 9.2 |
18.5 |
| 2005 | 1104537600000 | 29.4 |
24.9 |
| 2006 | 1136073600000 | 62.4 |
33.6 |
| 2007 | 1167609600000 | 7.4 |
33.0 |
| 2008 | 1199145600000 | 13.2 |
27.6 |
| 2009 | 1230768000000 | 11.5 |
10.7 |
| 2010 | 1262304000000 | 34.7 |
19.8 |
| 2011 | 1293840000000 | 30.0 |
25.4 |
| 2012 | 1325376000000 | 23.8 |
29.5 |
| 2013 | 1356998400000 | 8.3 |
20.7 |
| 2014 | 1388534400000 | 10.7 |
14.3 |
| 2015 | 1420070400000 | | |
|---|
| 2016 | 1451606400000 | 6.9 |
5.8 |
| 2017 | 1483228800000 | 16.2 |
7.6 |
| 2018 | 1514764800000 | 6.4 |
9.8 |
| 2019 | 1546300800000 | 26.2 |
16.2 |
| 2020 | 1577836800000 | 7.2 |
13.2 |
| 2021 | 1609459200000 | 2.3 |
11.9 |
| 2022 | 1640995200000 | 1.9 |
3.8 |
| 2023 | 1672531200000 | 17.8 |
7.3 |
| 2024 | 1704067200000 | 10.9 |
10.2 |
| 2025 | 1735689600000 | 14.6 |
14.4 |
| 2026 | 1767225600000 |
3.8 |
9.8 |
|