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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 1 |
| 1947 | 1 |
| 1949 | 4 |
| 1950 | 3 |
| 1951 | 2 |
| 1952 | 4 |
| 1953 | 8 |
| 1954 | 5 |
| 1955 | 16 |
| 1956 | 31 |
| 1957 | 34 |
| 1958 | 28 |
| 1959 | 20 |
| 1960 | 9 |
| 1961 | 7 |
| 1962 | 25 |
| 1963 | 40 |
| 1964 | 75 |
| 1965 | 90 |
| 1966 | 64 |
| 1967 | 82 |
| 1968 | 65 |
| 1969 | 89 |
| 1970 | 89 |
| 1971 | 119 |
| 1972 | 109 |
| 1973 | 97 |
| 1974 | 98 |
| 1975 | 81 |
| 1976 | 68 |
| 1977 | 96 |
| 1978 | 93 |
| 1979 | 106 |
| 1980 | 103 |
| 1981 | 113 |
| 1982 | 128 |
| 1983 | 121 |
| 1984 | 121 |
| 1985 | 128 |
| 1986 | 151 |
| 1987 | 136 |
| 1988 | 145 |
| 1989 | 148 |
| 1990 | 181 |
| 1991 | 154 |
| 1992 | 153 |
| 1993 | 159 |
| 1994 | 171 |
| 1995 | 173 |
| 1996 | 181 |
| 1997 | 159 |
| 1998 | 200 |
| 1999 | 179 |
| 2000 | 147 |
| 2001 | 181 |
| 2002 | 240 |
| 2003 | 216 |
| 2004 | 197 |
| 2005 | 205 |
| 2006 | 272 |
| 2007 | 266 |
| 2008 | 331 |
| 2009 | 325 |
| 2010 | 304 |
| 2011 | 307 |
| 2012 | 293 |
| 2013 | 379 |
| 2014 | 373 |
| 2015 | 350 |
| 2016 | 343 |
| 2017 | 317 |
| 2018 | 295 |
| 2019 | 288 |
| 2020 | 276 |
| 2021 | 263 |
| 2022 | 194 |
| 2023 | 139 |
| 2024 | 54 |