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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1937 | 1 |
| 1945 | 2 |
| 1946 | 8 |
| 1947 | 3 |
| 1948 | 9 |
| 1949 | 9 |
| 1950 | 9 |
| 1951 | 9 |
| 1952 | 3 |
| 1953 | 7 |
| 1954 | 8 |
| 1955 | 14 |
| 1956 | 12 |
| 1957 | 10 |
| 1958 | 10 |
| 1959 | 11 |
| 1960 | 11 |
| 1961 | 14 |
| 1962 | 12 |
| 1963 | 21 |
| 1964 | 18 |
| 1965 | 32 |
| 1966 | 27 |
| 1967 | 32 |
| 1968 | 32 |
| 1969 | 43 |
| 1970 | 54 |
| 1971 | 44 |
| 1972 | 71 |
| 1973 | 63 |
| 1974 | 67 |
| 1975 | 77 |
| 1976 | 47 |
| 1977 | 64 |
| 1978 | 65 |
| 1979 | 90 |
| 1980 | 50 |
| 1981 | 78 |
| 1982 | 85 |
| 1983 | 95 |
| 1984 | 95 |
| 1985 | 92 |
| 1986 | 95 |
| 1987 | 110 |
| 1988 | 134 |
| 1989 | 95 |
| 1990 | 83 |
| 1991 | 115 |
| 1992 | 128 |
| 1993 | 113 |
| 1994 | 108 |
| 1995 | 124 |
| 1996 | 108 |
| 1997 | 107 |
| 1998 | 139 |
| 1999 | 146 |
| 2000 | 137 |
| 2001 | 125 |
| 2002 | 146 |
| 2003 | 144 |
| 2004 | 146 |
| 2005 | 164 |
| 2006 | 176 |
| 2007 | 156 |
| 2008 | 176 |
| 2009 | 200 |
| 2010 | 175 |
| 2011 | 179 |
| 2012 | 237 |
| 2013 | 245 |
| 2014 | 226 |
| 2015 | 249 |
| 2016 | 224 |
| 2017 | 262 |
| 2018 | 260 |
| 2019 | 278 |
| 2020 | 326 |
| 2021 | 343 |
| 2022 | 398 |
| 2023 | 289 |
| 2024 | 300 |
| 2025 | 276 |