Era
2000
205
1999
200
1998
198
1989
191
1996
190
1987
183
1988
183
2001
182
1984
175
1997
174
1982
172
2010
167
1983
165
1990
165
1986
164
1991
156
1980
155
1995
154
2002
154
1985
145
2004
143
1992
142
2006
139
2017
138
2005
130
2016
130
2007
127
2008
126
2013
117
2003
116
1981
115
2011
115
2009
112
2012
107
1993
95
2018
94
1979
91
Appropriations and expenditures, 1990
90
1977
87
2015
87
2019
82
Appropriations and expenditures, 1991
80
2014
77
1994
75
Appropriations and expenditures, 1992
67
2001-2009
66
1978
65
2009-
60
1993-2001
55
Early works to 1800
53
more ...