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      0         0            0
2014     22         0          226
2015    157         0          966
2016     80         0          467
2017     58         0          924
2018      8         0          261
2019      6         3          137
2020     21         4          434
2021     46         0          221
2022     12         1          103
2023     10         0           97
2024      4         0           69