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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 | 3 |
| 1949 | 1 |
| 1951 | 22 |
| 1952 | 25 |
| 1953 | 34 |
| 1954 | 36 |
| 1955 | 47 |
| 1956 | 28 |
| 1957 | 20 |
| 1958 | 33 |
| 1959 | 18 |
| 1960 | 12 |
| 1961 | 18 |
| 1962 | 10 |
| 1963 | 5 |
| 1964 | 2 |
| 1965 | 11 |
| 1966 | 169 |
| 1967 | 280 |
| 1968 | 328 |
| 1969 | 371 |
| 1970 | 378 |
| 1971 | 353 |
| 1972 | 318 |
| 1973 | 332 |
| 1974 | 349 |
| 1975 | 262 |
| 1976 | 199 |
| 1977 | 170 |
| 1978 | 155 |
| 1979 | 147 |
| 1980 | 145 |
| 1981 | 134 |
| 1982 | 150 |
| 1983 | 164 |
| 1984 | 158 |
| 1985 | 182 |
| 1986 | 177 |
| 1987 | 134 |
| 1988 | 154 |
| 1989 | 133 |
| 1990 | 140 |
| 1991 | 144 |
| 1992 | 113 |
| 1993 | 115 |
| 1994 | 138 |
| 1995 | 139 |
| 1996 | 106 |
| 1997 | 112 |
| 1998 | 104 |
| 1999 | 101 |
| 2000 | 129 |
| 2001 | 139 |
| 2002 | 128 |
| 2003 | 150 |
| 2004 | 208 |
| 2005 | 280 |
| 2006 | 317 |
| 2007 | 300 |
| 2008 | 252 |
| 2009 | 238 |
| 2010 | 223 |
| 2011 | 244 |
| 2012 | 248 |
| 2013 | 253 |
| 2014 | 222 |
| 2015 | 264 |
| 2016 | 243 |
| 2017 | 220 |
| 2018 | 233 |
| 2019 | 222 |
| 2020 | 163 |
| 2021 | 115 |
| 2022 | 91 |
| 2023 | 60 |
| 2024 | 18 |