| Year | Number Of Reviews |
|---|---|
| 2018 | 1 |
| 2017 | 2 |
| 2016 | 3 |
| 2015 | 3 |
| 2014 | 1 |
| 2013 | 5 |
| 2012 | 13 |
| 2011 | 1 |
| 2010 | 8 |
| 2009 | 14 |
| 2008 | 32 |
| 2007 | 44 |
| 2006 | 46 |
| 2005 | 34 |
| 2004 | 34 |
| 2003 | 46 |
| 2002 | 78 |
| 2001 | 115 |
| 2000 | 50 |
| 1999 | 53 |
| 1998 | 71 |
| 1997 | 72 |
| 1996 | 65 |
| 1995 | 57 |
| 1994 | 78 |
| 1993 | 51 |
| 1992 | 64 |
| 1991 | 63 |
| 1990 | 52 |
| 1989 | 46 |
| 1988 | 31 |
| 1987 | 11 |
| 1986 | 14 |
| 1985 | 6 |
| 1984 | 6 |
| 1983 | 6 |
| 1982 | 4 |
| 1981 | 6 |
| 1980 | 7 |
| 1979 | 3 |
| 1977 | 4 |
| 1976 | 4 |
| 1975 | 1 |
| 1973 | 2 |
