The IAC implementation rates page provides a breakdown of rates based on the following criteria.
RESET
Average Implementation Rate for All Matching Recommendations: 40.7%


Total Imped Imp Rate
1981 - - -
1982 - - -
1983 - - -
1984 - - -
1985 - - -
1986 - - -
1987 16 11 68.8%
1988 54 26 48.1%
1989 114 51 44.7%
1990 219 102 46.6%
1991 229 82 35.8%
1992 225 81 37.5%
1993 307 111 42.2%
1994 304 120 42.7%
1995 409 117 33.1%
1996 351 124 38.0%
1997 324 111 36.3%
1998 345 128 41.0%
1999 373 132 39.2%
2000 453 157 37.6%
2001 443 128 30.8%
2002 434 158 38.4%
2003 456 174 38.9%
2004 433 225 58.1%
2005 286 139 54.3%
2006 218 113 55.1%
2007 226 71 36.0%
2008 207 61 37.2%
2009 190 91 53.5%
2010 266 79 36.1%
2011 220 76 51.0%
2012 162 62 38.3%
2013 186 81 43.5%
2014 148 39 26.4%
2015 239 97 40.6%
2016 231 54 30.0%
2017 20 1 20.0%
2018 96 12 57.1%
2019 - - -
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