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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1954 | 4 |
| 1955 | 3 |
| 1956 | 3 |
| 1957 | 5 |
| 1958 | 3 |
| 1959 | 5 |
| 1960 | 3 |
| 1961 | 9 |
| 1962 | 11 |
| 1963 | 42 |
| 1964 | 36 |
| 1965 | 27 |
| 1966 | 30 |
| 1967 | 26 |
| 1968 | 49 |
| 1969 | 48 |
| 1970 | 55 |
| 1971 | 41 |
| 1972 | 45 |
| 1973 | 37 |
| 1974 | 74 |
| 1975 | 64 |
| 1976 | 57 |
| 1977 | 67 |
| 1978 | 81 |
| 1979 | 86 |
| 1980 | 88 |
| 1981 | 91 |
| 1982 | 112 |
| 1983 | 102 |
| 1984 | 119 |
| 1985 | 116 |
| 1986 | 146 |
| 1987 | 159 |
| 1988 | 168 |
| 1989 | 188 |
| 1990 | 190 |
| 1991 | 202 |
| 1992 | 213 |
| 1993 | 219 |
| 1994 | 285 |
| 1995 | 260 |
| 1996 | 275 |
| 1997 | 303 |
| 1998 | 318 |
| 1999 | 304 |
| 2000 | 306 |
| 2001 | 347 |
| 2002 | 328 |
| 2003 | 370 |
| 2004 | 348 |
| 2005 | 369 |
| 2006 | 347 |
| 2007 | 352 |
| 2008 | 386 |
| 2009 | 398 |
| 2010 | 435 |
| 2011 | 472 |
| 2012 | 554 |
| 2013 | 562 |
| 2014 | 562 |
| 2015 | 591 |
| 2016 | 582 |
| 2017 | 646 |
| 2018 | 671 |
| 2019 | 647 |
| 2020 | 790 |
| 2021 | 916 |
| 2022 | 869 |
| 2023 | 767 |
| 2024 | 760 |
| 2025 | 169 |