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     25         2           93
2012     49         1          276
2013     86         4          489
2014     63         0          364
2015     58         0          414
2016    117         2         1182
2017    146         3         1441
2018     72         0          761
2019    111         4         1447
2020     27         2          236
2021     22         0          129
2022     29         4          122
2023     22         3           75
2024      6         0           28