Year	% of fertilizer production
1961	560.6187027707808
1962	695.1275188916877
1963	715.3846153846155
1964	534.5454545454546
1965	592.6701570680628
1966	287.83783783783787
1967	180.80832823025108
1968	181.87427312236028
1969	219.73198931418253
1970	226.73955926280786
1971	208.2751744765703
1972	198.76543209876542
1973	273.46392646732176
1974	298.4450374090933
1975	243.1939978563773
1976	338.4130982367758
1977	388.0127451126364
1978	380.868141668601
1979	460.699865410498
1980	470.4225352112676
1981	403.4703023417282
1982	950.2337091009073
1983	760.8737518578217
1984	886.0564843043319
1985	142.9175273313517
1986	103.67021276595744
1987	152.84464583530004
1988	154.60443450146334
1989	167.85070768882446
1990	170.3196982883667
1991	130.6734753428655
1992	155.2688172043011
1993	165.1065693430657
1994	160.5129370863141
1995	124.7338701440551
1996	139.27876736022503
1997	188.13413125761423
1998	166.58157788009638
1999	198.44184396027768
2000	230.66270583949859
2001	217.43419221993432
2002	171.2702710107423
2003	257.5736980451669
2004	323.47743883822983
2005	288.09691915068873
2006	291.78516378029116
2007	332.58613204940997
2008	755.7403468910583
2009	1197.1484900080652
2010	7391.1778248457495
2011	377.1636314994936
2012	228.19469112169233
2013	647.3995066534909
2014	646.557286306566
2015	893.7371415413487
2016	714.9880555673062
2017	652.8851582565283
2018	366.2112342881101
2019	1403.6325407708873
2020	634.1566071966091
2021	329.54672390437923