The IAC implementation rates page provides a breakdown of rates based on the following criteria.
RESET
Average Implementation Rate for All Matching Recommendations: 44.5%


Total Imped Imp Rate
1981 - - -
1982 - - -
1983 - - -
1984 - - -
1985 16 5 31.3%
1986 6 - -
1987 - - -
1988 - - -
1989 - - -
1990 - - -
1991 - - -
1992 101 45 44.6%
1993 61 22 38.6%
1994 150 76 59.8%
1995 202 85 50.9%
1996 237 77 37.9%
1997 271 97 37.5%
1998 177 87 51.5%
1999 166 67 42.4%
2000 239 100 41.8%
2001 117 44 40.4%
2002 130 59 45.4%
2003 139 47 33.8%
2004 176 71 40.3%
2005 122 66 54.1%
2006 99 51 51.5%
2007 143 74 51.7%
2008 117 44 43.6%
2009 93 55 64.0%
2010 152 70 58.8%
2011 121 28 27.5%
2012 153 41 29.3%
2013 97 47 50.0%
2014 49 22 44.9%
2015 45 20 44.4%
2016 45 6 28.6%
2017 47 3 60.0%
2018 44 21 65.6%
2019 4 - -
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