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 2 0 32 2005 0 0 0 2006 0 0 0 2007 0 0 0 2008 0 0 0 2009 0 0 0 2010 0 0 0 2011 0 0 0 2012 0 0 0 2013 0 0 0 2014 19 0 191 2015 21 0 267 2016 10 0 82 2017 22 1 114 2018 12 0 143 2019 15 2 116 2020 3 1 23 2021 2 0 6