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      0         0            0
2009      0         0            0
2010      0         0            0
2011      0         0            0
2012      0         0            0
2013     17         1          264
2014      5         0          312
2015      0         0            0
2016      0         0            0
2017     13         0          186
2018     42         5         1145
2019      1         0           39
2020      0         0            0
2021      0         0            0
2022      3         0           75
2023      0         0            0