Year
|
all common species (**)
|
common forest species (**)
|
common farmland species (**)
|
1990
|
100
|
100
|
100
|
1991
|
97.3
|
100.6
|
93.9
|
1992
|
96.7
|
96.9
|
98.9
|
1993
|
96.9
|
87.7
|
98.4
|
1994
|
96.3
|
93.8
|
94.2
|
1995
|
91.2
|
87.2
|
83.2
|
1996
|
92.4
|
90.3
|
82.2
|
1997
|
92.3
|
93
|
87.5
|
1998
|
88
|
84
|
82.7
|
1999
|
88.4
|
81.2
|
85.2
|
2000
|
88.1
|
79.7
|
82
|
2001
|
91.8
|
82.2
|
85.4
|
2002
|
89.8
|
84.2
|
75.7
|
2003
|
90.2
|
85.7
|
77.5
|
2004
|
93.3
|
90.7
|
80.8
|
2005
|
89.9
|
86.6
|
78.4
|
2006
|
89.7
|
86.3
|
76.6
|
2007
|
91.3
|
84.8
|
76.2
|
2008
|
91
|
88.4
|
76.1
|
2009
|
87.3
|
84.2
|
74.1
|
2010
|
88.4
|
85.7
|
72.4
|
2011
|
89
|
86.8
|
74.2
|
2012
|
89.2
|
92.7
|
72.6
|