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      1         0            4
1999      0         0            0
2000      5         5           14
2001     22         1           71
2002      1         0            2
2003      0         0            0
2004      0         0            0
2005     70        14          236
2006     86        21          313
2007     24         6           70
2008     38         8           88
2009     14         3           28
2010     19         4           58
2011     14         0           28
2012      3         2            8
2013      3         0            9
2014      0         0            0
2015      3         0            9
2016      0         0            0
2017      0         0            0
2018      0         0            0
2019      0         0            0
2020      1         0            1
2021      0         0            0
2022      0         0            0