Year	billion cubic meters
1962	10105.555
1963	10105.555
1964	10105.555
1965	10105.555
1966	10105.555
1967	10105.555
1968	10105.555
1969	10105.555
1970	10105.555
1971	10105.555
1972	10105.555
1973	10105.555
1974	10105.555
1975	10105.555
1976	10105.555
1977	10105.555
1978	10105.555
1979	10105.555
1980	10105.555
1981	10105.555
1982	10105.555
1983	10105.555
1984	10105.555
1985	10105.555
1986	10105.555
1987	10105.555
1988	10105.555
1989	10105.555
1990	10105.555
1991	10105.555
1992	10105.555
1993	10105.555
1994	10105.555
1995	10105.555
1996	10105.555
1997	10105.555
1998	10105.555
1999	10105.555
2000	10105.555
2001	10105.555
2002	10105.555
2003	10105.555
2004	10105.555
2005	10105.555
2006	10105.555
2007	10105.555
2008	10105.555
2009	10105.555
2010	10105.555
2011	10105.555
2012	10105.555
2013	10105.555
2014	10105.555
2015	10105.555
2016	10105.555
2017	10105.555
2018	10105.555
2019	10105.555
2020	10105.555