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      2         0            7
2000      4         0           60
2001     15         0           68
2002     18         0          114
2003     22         1          136
2004      9         0          128
2005      0         0            0
2006     11         0           73
2007     16         0          146
2008      3         0           23
2009      4         0           37
2010      8         0           84
2011      4         0           55
2012      4         0           42
2013      0         0            0
2014      0         0            0
2015      0         0            0
2016      0         0            0
2017      0         0            0
2018      0         0            0
2019      0         0            0
2020      0         0            0
2021      0         0            0
2022      0         0            0
2023      0         0            0
2024      0         0            0
2025      0         0            0