Jahr  MPECS Discovery Observations
1993      0         0            0
1994      0         0            0
1995      0         0            0
1996      5         2           17
1997      8         0           27
1998      6         2           20
1999      2         0            6
2000      1         0           11
2001      2         0            9
2002      5         0           16
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      0         0            0
2014      0         0            0
2015      4         0           50
2016      3         0           19
2017      1         0            3
2018      0         0            0
2019      2         1            7
2020      0         0            0
2021      4         0           51
2022     11         3          148
2023     12         0           70
2024      6         2           94