Year	Grams per day
1961	95.23
1962	99.87
1963	94.24
1964	114.3
1965	105.29
1966	111.07
1967	114
1968	117.54
1969	110.75
1970	111.73
1971	121.21
1972	125.64
1973	112
1974	117.17
1975	111.54
1976	109.05
1977	109.89
1978	127.93
1979	109.4
1980	122.51
1981	97.26
1982	112.71
1983	144.85
1984	132.95
1985	132.04
1986	101.53
1987	114.37
1988	108.5
1989	107
1990	96.87
1991	108.6
1992	118.23
1993	114.69
1994	116.2
1995	113.93
1996	103.47
1997	100.1
1998	79.76
1999	87.47
2000	89.62
2001	108.68
2002	82.16
2003	106.77
2004	123.97
2005	125.4
2006	129.48
2007	133.48
2008	124.89
2009	135.32
2010	135.85
2011	137.89
2012	135.31
2013	135.03