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     23        10          128
2001    130        94          563
2002     15        11           49
2003      6         2           42
2004     15         0          586
2005     15         0          185
2006      4         0           81
2007      7         0           44
2008      0         0            0
2009      1         0            3
2010      0         0            0
2011      1         0           18
2012      0         0            0
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