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      0         0            0
2008      7         0          142
2009     33         0          237
2010     51         0          571
2011     10         0          114
2012     65         8         1108
2013     25         3          299
2014     17         1          186
2015      9         0           61
2016      1         0           17
2017      9         1           55
2018      1         0            5
2019      0         0            0
2020      1         0           10
2021      2         0           46
2022      0         0            0
2023      0         0            0