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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1960 | 1 |
| 1961 | 2 |
| 1962 | 30 |
| 1963 | 213 |
| 1964 | 308 |
| 1965 | 297 |
| 1966 | 318 |
| 1967 | 348 |
| 1968 | 477 |
| 1969 | 470 |
| 1970 | 548 |
| 1971 | 612 |
| 1972 | 923 |
| 1973 | 916 |
| 1974 | 1031 |
| 1975 | 1085 |
| 1976 | 1011 |
| 1977 | 1090 |
| 1978 | 1033 |
| 1979 | 1177 |
| 1980 | 1215 |
| 1981 | 1163 |
| 1982 | 1096 |
| 1983 | 1144 |
| 1984 | 1208 |
| 1985 | 1301 |
| 1986 | 1330 |
| 1987 | 1281 |
| 1988 | 1502 |
| 1989 | 1921 |
| 1990 | 2155 |
| 1991 | 2330 |
| 1992 | 2318 |
| 1993 | 2398 |
| 1994 | 2310 |
| 1995 | 2361 |
| 1996 | 2522 |
| 1997 | 2160 |
| 1998 | 2246 |
| 1999 | 2144 |
| 2000 | 2043 |
| 2001 | 2062 |
| 2002 | 1944 |
| 2003 | 2106 |
| 2004 | 2098 |
| 2005 | 2362 |
| 2006 | 2439 |
| 2007 | 2484 |
| 2008 | 2373 |
| 2009 | 2506 |
| 2010 | 2430 |
| 2011 | 2539 |
| 2012 | 2586 |
| 2013 | 2561 |
| 2014 | 2310 |
| 2015 | 2161 |
| 2016 | 1991 |
| 2017 | 1951 |
| 2018 | 1880 |
| 2019 | 1862 |
| 2020 | 1721 |
| 2021 | 1507 |
| 2022 | 1213 |
| 2023 | 967 |
| 2024 | 412 |