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      1         0            7
2009     17         0           73
2010     14         0          108
2011     18         0          101
2012     11         0           77
2013     12         0          130
2014     12         0          100
2015      4         0           54
2016      4         0           85
2017      2         0           16
2018      1         0           24
2019      2         2           12
2020      0         0            0
2021      0         0            0
2022      0         0            0
2023      1         0            6
2024      0         0            0
2025      0         0            0