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     43         0          536
2005    211        36         1904
2006     62        13          536
2007     24         1           90
2008     53        19          300
2009    109        68          522
2010    102        21          871
2011    179        88         1000
2012    198        79         1150
2013     80        20          317
2014     17         1           74
2015     23         3          231
2016     17         0          252
2017     28         4          248
2018      9         3          107
2019     30        13          231
2020     52        37          274
2021     29        12          313
2022      6         4           19
2023     18         4           93
2024      7         2           20