Year	% of fertilizer production
1992	102.9252437703142
1993	85.94164456233422
1994	92.36641221374046
1995	46.79802955665024
1996	64.31026018654885
1997	61.64835164835165
1998	86.09271523178808
1999	97.99426934097421
2000	468.3544303797469
2001	168.49988298619238
2002	25.10593220338983
2003	25.298043038164504
2004	26.645906910214052
2005	33.40128201979517
2006	37.936406121139925
2007	39.839290062498314
2008	16.836759713829572
2009	33.97590361445783
2010	101.2770069717678
2011	106.59480025364616
2012	205.04965840080973
2013	52.08011317299511
2014	52.74673624277255
2015	54.102128479428515
2016	45.93787805329044
2017	47.59544845942938
2018	40.497103743690765
2019	24.106421721088083
2020	46.006547869708335
2021	36.83316336275891
