Jahr  MPECS Discovery Observations
1993      0         0            0
1994      0         0            0
1995      0         0            0
1996      0         0            0
1997      0         0            0
1998      0         0            0
1999      0         0            0
2000      0         0            0
2001     26         0          284
2002     76         0          925
2003     63         0          871
2004     68         0         1039
2005     48         0          957
2006     38         1          860
2007     34         0          663
2008     45         0          792
2009     53         0         1009
2010     15         0          272
2011     21         0          325
2012     19         0          409
2013     20         0          519
2014     15         0          303
2015     13         0          375
2016      0         0            0
2017      0         0            0
2018      0         0            0
2019      0         0            0
2020      0         0            0
2021      0         0            0