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      2         0           12
2009      2         0           19
2010      3         0           11
2011      7         0           67
2012      7         0           50
2013      6         0           40
2014      5         0           46
2015      6         0           64
2016      5         0           55
2017      5         0           51
2018      2         0           18
2019      1         1           12
2020      0         0            0
2021      3         0           21
2022      0         0            0
2023      0         0            0