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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1949 | 1 |
| 1950 | 1 |
| 1951 | 5 |
| 1952 | 2 |
| 1953 | 1 |
| 1954 | 1 |
| 1955 | 3 |
| 1956 | 6 |
| 1957 | 4 |
| 1958 | 4 |
| 1959 | 5 |
| 1960 | 5 |
| 1961 | 4 |
| 1962 | 4 |
| 1963 | 6 |
| 1964 | 12 |
| 1965 | 19 |
| 1966 | 15 |
| 1967 | 12 |
| 1968 | 7 |
| 1969 | 9 |
| 1970 | 6 |
| 1971 | 4 |
| 1972 | 8 |
| 1973 | 9 |
| 1974 | 6 |
| 1975 | 38 |
| 1976 | 49 |
| 1977 | 32 |
| 1978 | 39 |
| 1979 | 32 |
| 1980 | 35 |
| 1981 | 80 |
| 1982 | 50 |
| 1983 | 54 |
| 1984 | 90 |
| 1985 | 51 |
| 1986 | 60 |
| 1987 | 108 |
| 1988 | 62 |
| 1989 | 61 |
| 1990 | 141 |
| 1991 | 97 |
| 1992 | 78 |
| 1993 | 155 |
| 1994 | 113 |
| 1995 | 210 |
| 1996 | 112 |
| 1997 | 129 |
| 1998 | 184 |
| 1999 | 101 |
| 2000 | 113 |
| 2001 | 180 |
| 2002 | 95 |
| 2003 | 411 |
| 2004 | 547 |
| 2005 | 558 |
| 2006 | 562 |
| 2007 | 423 |
| 2008 | 375 |
| 2009 | 312 |
| 2010 | 296 |
| 2011 | 270 |
| 2012 | 317 |
| 2013 | 409 |
| 2014 | 516 |
| 2015 | 552 |
| 2016 | 555 |
| 2017 | 500 |
| 2018 | 482 |
| 2019 | 523 |
| 2020 | 25380 |
| 2021 | 18443 |
| 2022 | 9433 |
| 2023 | 4613 |
| 2024 | 9649 |
| 2025 | 3377 |