Publications by Year

Year	Number of publications
2012	279
2011	269
2010	711
2009	363
2008	743
2007	718
2006	734
2005	712
2004	614
2003	471
2002	416
2001	323
2000	295
1999	223
1998	201
1997	129
1996	149
1995	87
1994	165
1993	126
1992	150
1991	159
1990	151
1989	139
1988	95
1987	72
1986	71
1985	78
1984	78
1983	31
1982	62
1981	41