Year	% of fertilizer production
1992	53.767400751270536
1993	53.270793198760366
1994	58.97755610972568
1995	50.227826639821984
1996	43.64456649666536
1997	93.95533605325316
1998	94.41136051305543
1999	88.98587343516711
2000	91.60611375595089
2001	103.2540137614679
2002	93.57105674128057
2003	86.61417322834646
2004	73.25363338021566
2005	77.67452942578032
2006	76.01530937699341
2007	70.80226540376916
2008	70.18262910798121
2009	77.65029817368617
2010	80.72959577685154
2011	76.05280757035663
2012	70.16897342965792
2013	84.0351562952153
2014	82.58560840729477
2015	81.40497667905152
2016	83.53592620664392
2017	89.66621274285289
2018	74.83537500960905
2019	90.31470860633812
2020	91.39786511648785
2021	78.92373132144624