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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1952 | 2 |
| 1953 | 4 |
| 1954 | 4 |
| 1955 | 4 |
| 1956 | 9 |
| 1957 | 5 |
| 1958 | 6 |
| 1959 | 2 |
| 1960 | 7 |
| 1961 | 5 |
| 1962 | 9 |
| 1964 | 2 |
| 1965 | 13 |
| 1966 | 40 |
| 1967 | 70 |
| 1968 | 85 |
| 1969 | 57 |
| 1970 | 86 |
| 1971 | 85 |
| 1972 | 81 |
| 1973 | 81 |
| 1974 | 78 |
| 1975 | 69 |
| 1976 | 63 |
| 1977 | 65 |
| 1978 | 57 |
| 1979 | 36 |
| 1980 | 44 |
| 1981 | 21 |
| 1982 | 31 |
| 1983 | 32 |
| 1984 | 30 |
| 1985 | 31 |
| 1986 | 20 |
| 1987 | 22 |
| 1988 | 20 |
| 1989 | 17 |
| 1990 | 36 |
| 1991 | 68 |
| 1992 | 62 |
| 1993 | 56 |
| 1994 | 56 |
| 1995 | 52 |
| 1996 | 47 |
| 1997 | 65 |
| 1998 | 85 |
| 1999 | 75 |
| 2000 | 88 |
| 2001 | 87 |
| 2002 | 111 |
| 2003 | 121 |
| 2004 | 130 |
| 2005 | 156 |
| 2006 | 212 |
| 2007 | 244 |
| 2008 | 293 |
| 2009 | 310 |
| 2010 | 387 |
| 2011 | 431 |
| 2012 | 463 |
| 2013 | 475 |
| 2014 | 531 |
| 2015 | 551 |
| 2016 | 553 |
| 2017 | 517 |
| 2018 | 496 |
| 2019 | 601 |
| 2020 | 681 |
| 2021 | 787 |
| 2022 | 652 |
| 2023 | 632 |
| 2024 | 166 |