Year	% of fertilizer production
1992	60.77132839890923
1993	40.221914008321775
1994	30.620155038759687
1995	28.474903474903474
1996	26.6636791395922
1997	26.624006205158036
1998	20.625553260548834
1999	20.41627999469707
2000	18.567961165048544
2001	24.368231046931406
2002	22.227187731533206
2003	20.42492442777962
2004	20.052364724461807
2005	18.218390858291748
2006	20.820780098020776
2007	18.42658813630627
2008	15.382909977720677
2009	19.06413577578982
2010	20.714810808786
2011	18.367284737829067
2012	20.167775894340856
2013	23.569654659756235
2014	22.369536983290438
2015	21.238264972332242
2016	25.121883155154666
2017	22.63945625463951
2018	25.016292951750618
2019	25.39649786553498
2020	26.581588881042002
2021	31.52525808042639