Year	kilograms per hectare of arable land
1993	91.92767106842737
1994	101.50738619234248
1995	105.33171766131476
1996	106.44765121277248
1997	96.63753846153845
1998	91.9607482367372
1999	82.57585995085995
2000	101.98057354301572
2001	121.97651421508034
2002	94.88180336656247
2003	106.96413557159839
2004	102.4790422231907
2005	105.95040591058907
2006	114.45340936665858
2007	121.86133999421234
2008	106.98935482878504
2009	109.02288255069949
2010	119.2838892748231
2011	126.1987381077962
2012	160.0123074479911
2013	161.4830067972811
2014	162.65729208517476
2015	192.3136546184739
2016	196.38338016860698
2017	182.42067307692307
2018	174.36070853462158
2019	165.69154331383086
2020	144.21650187548758
2021	148.62432761626204