Year	% of fertilizer production
1992	46.07158188587165
1993	40.76034974440171
1994	53.46023444944268
1995	47.51179920096178
1996	51.515151515151516
1997	66.60984084746131
1998	51.269172748755246
1999	45.391012486034434
2000	52.203918337153034
2001	51.6015280634734
2002	70.67179487179487
2003	71.0475099207185
2004	65.37420677053754
2005	59.109719425055864
2006	73.65624567743748
2007	72.88783742340887
2008	90.16378878164247
2009	39.710125608533495
2010	63.1723992106005
2011	60.04685171947533
2012	41.647920292899585
2013	35.91727512519592
2014	39.654677793207796
2015	34.70529362475525
2016	23.981870058456124
2017	35.4178431150877
2018	41.81895410202681
2019	37.81362513848046
2020	40.5757415174714
2021	63.81645094086179