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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 2 |
| 1948 | 7 |
| 1949 | 2 |
| 1951 | 22 |
| 1952 | 46 |
| 1953 | 25 |
| 1954 | 26 |
| 1955 | 36 |
| 1956 | 43 |
| 1957 | 43 |
| 1958 | 27 |
| 1959 | 25 |
| 1960 | 3 |
| 1961 | 1 |
| 1965 | 12 |
| 1966 | 35 |
| 1967 | 18 |
| 1968 | 16 |
| 1969 | 15 |
| 1970 | 28 |
| 1971 | 15 |
| 1972 | 24 |
| 1973 | 21 |
| 1974 | 36 |
| 1975 | 60 |
| 1976 | 58 |
| 1977 | 70 |
| 1978 | 66 |
| 1979 | 88 |
| 1980 | 92 |
| 1981 | 86 |
| 1982 | 95 |
| 1983 | 108 |
| 1984 | 120 |
| 1985 | 96 |
| 1986 | 95 |
| 1987 | 207 |
| 1988 | 250 |
| 1989 | 266 |
| 1990 | 263 |
| 1991 | 269 |
| 1992 | 279 |
| 1993 | 319 |
| 1994 | 330 |
| 1995 | 305 |
| 1996 | 313 |
| 1997 | 348 |
| 1998 | 406 |
| 1999 | 434 |
| 2000 | 444 |
| 2001 | 615 |
| 2002 | 694 |
| 2003 | 704 |
| 2004 | 744 |
| 2005 | 922 |
| 2006 | 941 |
| 2007 | 1026 |
| 2008 | 1241 |
| 2009 | 1647 |
| 2010 | 1845 |
| 2011 | 1924 |
| 2012 | 2152 |
| 2013 | 2282 |
| 2014 | 2279 |
| 2015 | 2271 |
| 2016 | 2189 |
| 2017 | 2231 |
| 2018 | 2186 |
| 2019 | 2359 |
| 2020 | 2327 |
| 2021 | 1761 |
| 2022 | 1161 |
| 2023 | 1058 |
| 2024 | 1416 |
| 2025 | 10 |