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      5         0           24
2002      1         0            2
2003      0         0            0
2004      0         0            0
2005      0         0            0
2006      1         0            3
2007      0         0            0
2008      6         0           30
2009      1         0            4
2010      0         0            0
2011      0         0            0
2012      8         0           63
2013      6         0           27
2014      9         0           91
2015      0         0            0
2016      0         0            0
2017      2         0           67
2018      0         0            0
2019      0         0            0