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 1 0 3 2006 17 0 107 2007 44 0 283 2008 49 0 377 2009 69 2 569 2010 52 4 502 2011 50 8 516 2012 49 6 535 2013 34 2 434 2014 11 1 97 2015 21 3 922 2016 4 1 36 2017 11 2 180 2018 2 0 16 2019 0 0 0 2020 1 1 6 2021 0 0 0 2022 0 0 0 2023 0 0 0