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      0         0            0
2002      0         0            0
2003      0         0            0
2004      0         0            0
2005      0         0            0
2006      0         0            0
2007     10         0           54
2008     10         0           64
2009     15         0          167
2010     18         0          181
2011      5         0           48
2012     12         0          128
2013     18         0          218
2014      6         0           47
2015      8         0           87
2016      4         0           40
2017     10         0          153
2018      4         0           33
2019      1         1            5
2020      0         0            0
2021      0         0            0
2022      0         0            0