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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 3 |
| 1947 | 2 |
| 1948 | 9 |
| 1949 | 1 |
| 1950 | 11 |
| 1951 | 14 |
| 1952 | 32 |
| 1953 | 15 |
| 1954 | 13 |
| 1955 | 25 |
| 1956 | 30 |
| 1957 | 17 |
| 1958 | 18 |
| 1959 | 19 |
| 1960 | 9 |
| 1961 | 18 |
| 1962 | 19 |
| 1963 | 19 |
| 1964 | 38 |
| 1965 | 23 |
| 1967 | 1 |
| 1970 | 2 |
| 1972 | 1 |
| 1973 | 1 |
| 1974 | 21 |
| 1975 | 39 |
| 1976 | 44 |
| 1977 | 42 |
| 1978 | 57 |
| 1979 | 66 |
| 1980 | 26 |
| 1981 | 25 |
| 1982 | 48 |
| 1983 | 32 |
| 1984 | 49 |
| 1985 | 84 |
| 1986 | 53 |
| 1987 | 84 |
| 1988 | 66 |
| 1989 | 91 |
| 1990 | 85 |
| 1991 | 92 |
| 1992 | 89 |
| 1993 | 125 |
| 1994 | 97 |
| 1995 | 137 |
| 1996 | 96 |
| 1997 | 116 |
| 1998 | 123 |
| 1999 | 135 |
| 2000 | 124 |
| 2001 | 174 |
| 2002 | 179 |
| 2003 | 183 |
| 2004 | 170 |
| 2005 | 254 |
| 2006 | 261 |
| 2007 | 235 |
| 2008 | 236 |
| 2009 | 201 |
| 2010 | 286 |
| 2011 | 282 |
| 2012 | 263 |
| 2013 | 273 |
| 2014 | 255 |
| 2015 | 288 |
| 2016 | 233 |
| 2017 | 234 |
| 2018 | 222 |
| 2019 | 208 |
| 2020 | 190 |
| 2021 | 86 |
| 2022 | 12 |
| 2023 | 12 |
| 2024 | 211 |
| 2025 | 59 |