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      2         2           14
2014     24        11          242
2015     10         7           61
2016      0         0            0
2017     19         1          189
2018     15         4          122
2019      4         0           25
2020     19         8           94
2021     17         8           76
2022      5         1           30
2023      4         1           15
2024      3         2           18