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      5         0           20
2013     10         0           23
2014     18         0           36
2015     17         0           35
2016     13         0           34
2017      6         0           16
2018      1         0            2
2019      1         1            2
2020      0         0            0
2021      0         0            0
2022      0         0            0
2023      0         0            0
2024      0         0            0