Year	% of fertilizer production
1998	0.5255188800111813
1999	0.1938435642145978
2000	0.14009571857766404
2001	0.10645848119233499
2002	0.6871873492730655
2003	0.7647534698259336
2004	0.8502259164535378
2005	0.7728527485416915
2006	0.6941375249988063
2007	0.5020093982333533
2008	0.8219693481549695
2009	0.4575621592873288
2010	0.951244210962881
2011	0.6433460198684041
2012	1.1245197975175092
2013	0.8681370070778565
2014	0.9012247838616715
2015	0.6739070971486932
2016	0.17435712496462283
2017	0.23658314776662295
2018	0.31560748874421013
2019	0.44617962021526725
2020	0.8641003854739565
2021	0.8641003854739565