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      1         0            3
2012      3         0           20
2013      1         0            2
2014      1         0            2
2015      2         0            9
2016      0         0            0
2017      0         0            0
2018      1         0            2
2019      0         0            0
2020      3         1            9
2021      0         0            0
2022      0         0            0
2023      0         0            0
2024      0         0            0
2025      0         0            0