Year	kilograms per hectare of arable land
1992	92.2965666287216
1993	82.63856147483637
1994	74.22978642365959
1995	74.38909477924526
1996	77.26422084975607
1997	77.09276568072438
1998	76.59765086275851
1999	75.44308439477072
2000	71.70885926484654
2001	71.15544138475947
2002	70.87040560366772
2003	73.65481058405389
2004	72.69791220069762
2005	71.42633406710766
2006	73.46174081160007
2007	78.64365643756106
2008	68.80395870185562
2009	66.46291528223351
2010	72.94419379976489
2011	72.8776750546081
2012	74.75717020072248
2013	77.99386336324467
2014	77.91191581636367
2015	79.01942116728031
2016	81.9481346354183
2017	84.139559023848
2018	81.51025426308004
2019	83.4822556420799
2020	88.65333697530495
2021	85.43566045660643