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      1         0            2
2001      8         0           43
2002      6         0           32
2003     40         3          248
2004      6         0           37
2005      4         0           12
2006      5         0           16
2007     13         0           82
2008      6         1           30
2009      7         0           44
2010     18         1           97
2011      3         0           27
2012      0         0            0
2013      0         0            0
2014      0         0            0
2015      0         0            0
2016      1         0            6
2017      8         0           55
2018      3         0           31
2019      1         0           10
2020      9         0           48
2021      2         0           36
2022      3         0           44
2023      0         0            0