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 48 36 185 2000 14 8 39 2001 5 4 12 2002 0 0 0 2003 1 0 7 2004 1 0 7 2005 0 0 0 2006 1 0 4 2007 0 0 0 2008 0 0 0 2009 0 0 0 2010 0 0 0 2011 1 0 14 2012 8 0 58 2013 1 0 1 2014 4 0 69 2015 3 0 68 2016 2 0 65 2017 3 0 85 2018 4 0 61 2019 3 0 53 2020 1 0 1 2021 0 0 0