Year	% of fertilizer production
1961	214.89092457440287
1962	204.17955668952322
1963	249.0086715111174
1964	228.9122437283937
1965	286.5371376904662
1966	304.7715254087592
1967	323.43490504729584
1968	338.5961160787138
1969	409.78730043163966
1970	445.6133250311333
1971	324.86241239821993
1972	384.5053485746208
1973	324.63408337910727
1974	290.5718157742612
1975	261.8875220149106
1976	224.45728846213603
1977	237.04161698896235
1978	229.68284470395704
1979	231.5018902211478
1980	213.57307847383265
1981	179.19695556312124
1982	180.95350183368288
1983	144.0886088071998
1984	158.8842061478001
1985	161.47028535395413
1986	176.58019283221873
1987	172.3838974140198
1988	171.96593741077643
1989	155.89924681784711
1990	169.18847758851302
1991	176.5058737139769
1992	190.90131072744697
1993	210.0465500916181
1994	206.81715983135774
1995	184.1105249726082
1996	215.9292096302707
1997	238.95411593237483
1998	241.42952222859034
1999	229.89611581887712
2000	250.5421483378886
2001	277.9854470268607
2002	275.34552410370685
2003	312.74424368681895
2004	348.0629677160213
2005	281.64311613620845
2006	279.69665815416624
2007	340.28467177604284
2008	334.1700978487151
2009	274.5396646285386
2010	322.01550178554237
2011	401.8982873967946
2012	391.6471284453503
2013	442.7540250737512
2014	480.74858178607724
2015	402.5328536777776
2016	526.336352355825
2017	635.8644019514085
2018	590.8926769026868
2019	803.6594299681137
2020	790.8130220333836
2021	756.8751111685046