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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1968 | 1 |
| 1973 | 1 |
| 1974 | 2 |
| 1975 | 23 |
| 1976 | 29 |
| 1977 | 39 |
| 1978 | 33 |
| 1979 | 38 |
| 1980 | 47 |
| 1981 | 47 |
| 1982 | 58 |
| 1983 | 62 |
| 1984 | 102 |
| 1985 | 120 |
| 1986 | 101 |
| 1987 | 106 |
| 1988 | 92 |
| 1989 | 99 |
| 1990 | 124 |
| 1991 | 131 |
| 1992 | 141 |
| 1993 | 111 |
| 1994 | 106 |
| 1995 | 114 |
| 1996 | 100 |
| 1997 | 103 |
| 1998 | 102 |
| 1999 | 110 |
| 2000 | 130 |
| 2001 | 131 |
| 2002 | 120 |
| 2003 | 134 |
| 2004 | 156 |
| 2005 | 175 |
| 2006 | 167 |
| 2007 | 178 |
| 2008 | 200 |
| 2009 | 176 |
| 2010 | 204 |
| 2011 | 217 |
| 2012 | 242 |
| 2013 | 231 |
| 2014 | 202 |
| 2015 | 233 |
| 2016 | 245 |
| 2017 | 229 |
| 2018 | 223 |
| 2019 | 195 |
| 2020 | 212 |
| 2021 | 145 |
| 2022 | 125 |
| 2023 | 108 |
| 2024 | 185 |
| 2025 | 4 |