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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1949 | 1 |
| 1953 | 1 |
| 1961 | 1 |
| 1962 | 1 |
| 1966 | 10 |
| 1967 | 26 |
| 1968 | 60 |
| 1969 | 63 |
| 1970 | 63 |
| 1971 | 75 |
| 1972 | 56 |
| 1973 | 56 |
| 1974 | 100 |
| 1975 | 87 |
| 1976 | 66 |
| 1977 | 96 |
| 1978 | 87 |
| 1979 | 94 |
| 1980 | 106 |
| 1981 | 89 |
| 1982 | 95 |
| 1983 | 86 |
| 1984 | 149 |
| 1985 | 107 |
| 1986 | 111 |
| 1987 | 122 |
| 1988 | 133 |
| 1989 | 168 |
| 1990 | 215 |
| 1991 | 212 |
| 1992 | 238 |
| 1993 | 270 |
| 1994 | 261 |
| 1995 | 269 |
| 1996 | 257 |
| 1997 | 294 |
| 1998 | 323 |
| 1999 | 348 |
| 2000 | 356 |
| 2001 | 374 |
| 2002 | 413 |
| 2003 | 448 |
| 2004 | 514 |
| 2005 | 554 |
| 2006 | 597 |
| 2007 | 595 |
| 2008 | 734 |
| 2009 | 629 |
| 2010 | 670 |
| 2011 | 740 |
| 2012 | 843 |
| 2013 | 917 |
| 2014 | 926 |
| 2015 | 1046 |
| 2016 | 984 |
| 2017 | 1025 |
| 2018 | 1083 |
| 2019 | 1211 |
| 2020 | 990 |
| 2021 | 479 |
| 2022 | 64 |
| 2023 | 61 |
| 2024 | 673 |
| 2025 | 746 |