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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1938 | 2 |
| 1946 | 2 |
| 1947 | 2 |
| 1948 | 11 |
| 1949 | 3 |
| 1950 | 9 |
| 1951 | 7 |
| 1952 | 8 |
| 1953 | 1 |
| 1954 | 1 |
| 1956 | 1 |
| 1958 | 4 |
| 1959 | 4 |
| 1960 | 14 |
| 1961 | 13 |
| 1962 | 9 |
| 1963 | 129 |
| 1964 | 377 |
| 1965 | 238 |
| 1966 | 8 |
| 1967 | 3 |
| 1968 | 8 |
| 1969 | 13 |
| 1970 | 3 |
| 1971 | 11 |
| 1972 | 15 |
| 1973 | 38 |
| 1974 | 27 |
| 1975 | 11 |
| 1976 | 31 |
| 1977 | 17 |
| 1978 | 25 |
| 1979 | 25 |
| 1980 | 21 |
| 1981 | 20 |
| 1982 | 11 |
| 1983 | 4 |
| 1984 | 9 |
| 1985 | 27 |
| 1986 | 21 |
| 1987 | 26 |
| 1988 | 48 |
| 1989 | 51 |
| 1990 | 49 |
| 1991 | 70 |
| 1992 | 98 |
| 1993 | 89 |
| 1994 | 106 |
| 1995 | 80 |
| 1996 | 80 |
| 1997 | 141 |
| 1998 | 134 |
| 1999 | 128 |
| 2000 | 587 |
| 2001 | 181 |
| 2002 | 211 |
| 2003 | 244 |
| 2004 | 273 |
| 2005 | 303 |
| 2006 | 308 |
| 2007 | 431 |
| 2008 | 608 |
| 2009 | 645 |
| 2010 | 760 |
| 2011 | 857 |
| 2012 | 961 |
| 2013 | 1242 |
| 2014 | 2132 |
| 2015 | 2835 |
| 2016 | 3314 |
| 2017 | 3661 |
| 2018 | 4097 |
| 2019 | 4563 |
| 2020 | 6346 |
| 2021 | 8141 |
| 2022 | 8613 |
| 2023 | 7442 |
| 2024 | 2353 |
| 2025 | 1 |