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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1979 | 3 |
| 1980 | 3 |
| 1981 | 2 |
| 1982 | 2 |
| 1983 | 3 |
| 1984 | 4 |
| 1985 | 15 |
| 1986 | 10 |
| 1987 | 22 |
| 1988 | 30 |
| 1989 | 88 |
| 1990 | 143 |
| 1991 | 196 |
| 1992 | 193 |
| 1993 | 213 |
| 1994 | 215 |
| 1995 | 217 |
| 1996 | 218 |
| 1997 | 210 |
| 1998 | 202 |
| 1999 | 212 |
| 2000 | 160 |
| 2001 | 170 |
| 2002 | 187 |
| 2003 | 169 |
| 2004 | 221 |
| 2005 | 179 |
| 2006 | 210 |
| 2007 | 211 |
| 2008 | 211 |
| 2009 | 199 |
| 2010 | 203 |
| 2011 | 207 |
| 2012 | 194 |
| 2013 | 195 |
| 2014 | 177 |
| 2015 | 177 |
| 2016 | 171 |
| 2017 | 151 |
| 2018 | 129 |
| 2019 | 145 |
| 2020 | 115 |
| 2021 | 114 |
| 2022 | 90 |
| 2023 | 21 |