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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1951 | 1 |
| 1952 | 1 |
| 1953 | 2 |
| 1954 | 1 |
| 1957 | 3 |
| 1958 | 1 |
| 1959 | 2 |
| 1960 | 5 |
| 1961 | 9 |
| 1962 | 14 |
| 1963 | 17 |
| 1964 | 18 |
| 1965 | 31 |
| 1966 | 31 |
| 1967 | 19 |
| 1968 | 26 |
| 1969 | 26 |
| 1970 | 27 |
| 1971 | 21 |
| 1972 | 28 |
| 1973 | 20 |
| 1974 | 23 |
| 1975 | 35 |
| 1976 | 43 |
| 1977 | 31 |
| 1978 | 50 |
| 1979 | 52 |
| 1980 | 44 |
| 1981 | 54 |
| 1982 | 74 |
| 1983 | 70 |
| 1984 | 73 |
| 1985 | 101 |
| 1986 | 87 |
| 1987 | 102 |
| 1988 | 97 |
| 1989 | 131 |
| 1990 | 122 |
| 1991 | 161 |
| 1992 | 159 |
| 1993 | 166 |
| 1994 | 193 |
| 1995 | 236 |
| 1996 | 205 |
| 1997 | 204 |
| 1998 | 226 |
| 1999 | 251 |
| 2000 | 239 |
| 2001 | 273 |
| 2002 | 314 |
| 2003 | 311 |
| 2004 | 292 |
| 2005 | 347 |
| 2006 | 344 |
| 2007 | 357 |
| 2008 | 434 |
| 2009 | 471 |
| 2010 | 478 |
| 2011 | 498 |
| 2012 | 537 |
| 2013 | 594 |
| 2014 | 582 |
| 2015 | 571 |
| 2016 | 598 |
| 2017 | 607 |
| 2018 | 631 |
| 2019 | 576 |
| 2020 | 694 |
| 2021 | 706 |
| 2022 | 675 |
| 2023 | 586 |
| 2024 | 476 |
| 2025 | 3 |