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 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 0 0 0 2015 57 2 356 2016 90 0 383 2017 77 0 287 2018 18 0 65 2019 31 0 105 2020 59 1 294 2021 10 0 40