Erscheinungszeitraum
2023
41.755
2022
41.485
2024
40.568
2021
40.250
2020
38.713
2019
36.621
2018
34.926
2017
33.167
2016
31.402
2015
29.999
2014
28.656
2013
27.530
2012
26.039
2011
24.726
2010
23.427
2009
22.093
2008
20.878
2007
19.648
2006
18.499
2005
17.401
2004
16.480
2003
15.550
2002
14.677
2001
13.819
2000
12.886
1999
11.916
1998
11.218
1997
10.390
1996
9.569
1995
8.747
1994
8.107
1993
7.510
1992
6.958
1991
6.573
1990
6.250
1989
5.913
1988
5.637
1987
5.386
1986
5.115
1985
4.878
1984
4.628
1983
4.433
1982
4.254
1981
4.055
1980
3.835
1979
3.617
1978
3.430
1977
3.273
1976
3.147
1975
2.996
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