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      1         0            2
2002      1         0            3
2003     15         0          174
2004      9         0           40
2005     17         0          226
2006     10         0           20
2007     10         0           31
2008     13         1           39
2009      9         1           24
2010      2         0            6
2011     43         0         2130
2012     50         0         2584
2013     17         0           60
2014     14         0           39
2015     17         0           97
2016     18         0           89
2017      5         1           24
2018     11         0          288
2019      8         1           97
2020     14         0          268
2021     32         1          304
2022     32         2          522
2023      0         0            0