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Historical Values
Year Value
2008 1,045.6 cu km (1999)
2009 1,045.6 cu km (1999)
2010 1,045.6 cu km (1999)
2011 1,045.6 cu km (1999)
2012 1,045.6 cu km (1999)
2013 1,168 cu km (2011)
2014 1,168 cu km (2011)
2015 1,168 cu km (2011)
2021 1,167,800,000,000 cubic meters (2017 est.)
2022 1.168 trillion cubic meters (2017 est.)
2023 1.2 trillion cubic meters (2020 est.)
2024 1.2 trillion cubic meters (2020 est.)
2025 1.168 trillion cubic meters (2022 est.)