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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 3 |
| 1965 | 34 |
| 1966 | 90 |
| 1967 | 125 |
| 1968 | 136 |
| 1969 | 174 |
| 1970 | 198 |
| 1971 | 186 |
| 1972 | 204 |
| 1973 | 234 |
| 1974 | 252 |
| 1975 | 294 |
| 1976 | 263 |
| 1977 | 220 |
| 1978 | 221 |
| 1979 | 212 |
| 1980 | 196 |
| 1981 | 204 |
| 1982 | 164 |
| 1983 | 182 |
| 1984 | 181 |
| 1985 | 197 |
| 1986 | 160 |
| 1987 | 183 |
| 1988 | 163 |
| 1989 | 153 |
| 1990 | 159 |
| 1991 | 161 |
| 1992 | 180 |
| 1993 | 192 |
| 1994 | 151 |
| 1995 | 167 |
| 1996 | 145 |
| 1997 | 156 |
| 1998 | 138 |
| 1999 | 150 |
| 2000 | 156 |
| 2001 | 175 |
| 2002 | 228 |
| 2003 | 251 |
| 2004 | 209 |
| 2005 | 227 |
| 2006 | 363 |
| 2007 | 469 |
| 2008 | 518 |
| 2009 | 502 |
| 2010 | 592 |
| 2011 | 678 |
| 2012 | 779 |
| 2013 | 860 |
| 2014 | 905 |
| 2015 | 940 |
| 2016 | 966 |
| 2017 | 877 |
| 2018 | 935 |
| 2019 | 1001 |
| 2020 | 921 |
| 2021 | 574 |
| 2022 | 77 |
| 2023 | 13 |
| 2024 | 220 |