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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 1 |
| 1953 | 1 |
| 1954 | 4 |
| 1955 | 2 |
| 1956 | 3 |
| 1958 | 2 |
| 1959 | 1 |
| 1964 | 1 |
| 1965 | 4 |
| 1966 | 17 |
| 1967 | 14 |
| 1968 | 22 |
| 1969 | 19 |
| 1970 | 40 |
| 1971 | 51 |
| 1972 | 60 |
| 1973 | 20 |
| 1974 | 37 |
| 1975 | 36 |
| 1976 | 21 |
| 1977 | 56 |
| 1978 | 39 |
| 1979 | 42 |
| 1980 | 30 |
| 1981 | 26 |
| 1982 | 16 |
| 1983 | 29 |
| 1984 | 33 |
| 1985 | 29 |
| 1986 | 28 |
| 1987 | 32 |
| 1988 | 41 |
| 1989 | 59 |
| 1990 | 97 |
| 1991 | 67 |
| 1992 | 68 |
| 1993 | 57 |
| 1994 | 49 |
| 1995 | 63 |
| 1996 | 71 |
| 1997 | 117 |
| 1998 | 163 |
| 1999 | 221 |
| 2000 | 314 |
| 2001 | 392 |
| 2002 | 423 |
| 2003 | 408 |
| 2004 | 412 |
| 2005 | 465 |
| 2006 | 514 |
| 2007 | 531 |
| 2008 | 539 |
| 2009 | 560 |
| 2010 | 667 |
| 2011 | 729 |
| 2012 | 639 |
| 2013 | 615 |
| 2014 | 890 |
| 2015 | 1152 |
| 2016 | 1422 |
| 2017 | 1348 |
| 2018 | 1375 |
| 2019 | 1524 |
| 2020 | 1634 |
| 2021 | 1689 |
| 2022 | 1480 |
| 2023 | 1430 |
| 2024 | 683 |