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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 | 9 |
| 1948 | 4 |
| 1949 | 1 |
| 1950 | 3 |
| 1951 | 5 |
| 1952 | 5 |
| 1953 | 3 |
| 1954 | 3 |
| 1955 | 9 |
| 1956 | 10 |
| 1957 | 15 |
| 1958 | 34 |
| 1959 | 51 |
| 1960 | 49 |
| 1961 | 30 |
| 1962 | 67 |
| 1963 | 125 |
| 1964 | 121 |
| 1965 | 99 |
| 1966 | 66 |
| 1967 | 111 |
| 1968 | 118 |
| 1969 | 148 |
| 1970 | 179 |
| 1971 | 166 |
| 1972 | 181 |
| 1973 | 197 |
| 1974 | 189 |
| 1975 | 180 |
| 1976 | 165 |
| 1977 | 204 |
| 1978 | 192 |
| 1979 | 188 |
| 1980 | 171 |
| 1981 | 178 |
| 1982 | 185 |
| 1983 | 178 |
| 1984 | 201 |
| 1985 | 219 |
| 1986 | 214 |
| 1987 | 180 |
| 1988 | 234 |
| 1989 | 248 |
| 1990 | 256 |
| 1991 | 288 |
| 1992 | 283 |
| 1993 | 296 |
| 1994 | 351 |
| 1995 | 373 |
| 1996 | 353 |
| 1997 | 337 |
| 1998 | 361 |
| 1999 | 322 |
| 2000 | 337 |
| 2001 | 334 |
| 2002 | 396 |
| 2003 | 376 |
| 2004 | 358 |
| 2005 | 436 |
| 2006 | 460 |
| 2007 | 416 |
| 2008 | 434 |
| 2009 | 435 |
| 2010 | 434 |
| 2011 | 429 |
| 2012 | 448 |
| 2013 | 428 |
| 2014 | 454 |
| 2015 | 425 |
| 2016 | 375 |
| 2017 | 409 |
| 2018 | 412 |
| 2019 | 387 |
| 2020 | 358 |
| 2021 | 301 |
| 2022 | 279 |
| 2023 | 242 |
| 2024 | 203 |