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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1937 | 1 |
| 1942 | 1 |
| 1945 | 2 |
| 1946 | 7 |
| 1947 | 5 |
| 1948 | 5 |
| 1949 | 5 |
| 1950 | 28 |
| 1951 | 53 |
| 1952 | 46 |
| 1953 | 39 |
| 1954 | 28 |
| 1955 | 42 |
| 1956 | 45 |
| 1957 | 57 |
| 1958 | 41 |
| 1959 | 36 |
| 1960 | 34 |
| 1961 | 49 |
| 1962 | 87 |
| 1963 | 184 |
| 1964 | 280 |
| 1965 | 174 |
| 1966 | 161 |
| 1967 | 153 |
| 1968 | 206 |
| 1969 | 216 |
| 1970 | 246 |
| 1971 | 193 |
| 1972 | 193 |
| 1973 | 190 |
| 1974 | 163 |
| 1975 | 141 |
| 1976 | 129 |
| 1977 | 121 |
| 1978 | 118 |
| 1979 | 118 |
| 1980 | 112 |
| 1981 | 104 |
| 1982 | 127 |
| 1983 | 92 |
| 1984 | 105 |
| 1985 | 97 |
| 1986 | 106 |
| 1987 | 109 |
| 1988 | 135 |
| 1989 | 130 |
| 1990 | 144 |
| 1991 | 125 |
| 1992 | 112 |
| 1993 | 139 |
| 1994 | 158 |
| 1995 | 163 |
| 1996 | 154 |
| 1997 | 164 |
| 1998 | 141 |
| 1999 | 180 |
| 2000 | 197 |
| 2001 | 159 |
| 2002 | 184 |
| 2003 | 220 |
| 2004 | 172 |
| 2005 | 216 |
| 2006 | 233 |
| 2007 | 283 |
| 2008 | 259 |
| 2009 | 282 |
| 2010 | 248 |
| 2011 | 273 |
| 2012 | 309 |
| 2013 | 269 |
| 2014 | 261 |
| 2015 | 290 |
| 2016 | 293 |
| 2017 | 261 |
| 2018 | 279 |
| 2019 | 270 |
| 2020 | 232 |
| 2021 | 216 |
| 2022 | 237 |
| 2023 | 235 |
| 2024 | 215 |
| 2025 | 95 |