1967	2872020
1968	-2358536
1969	992292
1970	2732607
1971	2483786
1972	1024579
1973	673837
1974	23417
1975	1299405
1976	579061
1977	324834
1978	1805800
1979	3991770
1980	2995571
1981	2963973
1982	1053762
1983	92379
1984	698488
1985	3310332
1986	-20807
1987	2156466
1988	-715549
1989	-864754
1990	-2551167
1991	-1159581
1992	-1495605
1993	-1094319
1994	-593278
1995	425906
1996	2314079
1997	-165763
1998	939040
1999	-499783
2000	-652940
2001	-103198
2002	-1094051
2003	1383833
2004	-1097577
2005	123177
2006	382909
2007	-1300984
2008	-1598916
2009	-552940
2010	-283130
2011	1105542
2012	-668202
2013	1961030
2014	-1688419
2015	-897457
2016	-2633099
2017	445701
2018	1769900
2019	-902645
2020	-1747142
2021	-1447546
2022	274405
2023	-411369