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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 2 |
| 1946 | 2 |
| 1947 | 1 |
| 1949 | 2 |
| 1950 | 1 |
| 1951 | 19 |
| 1952 | 55 |
| 1953 | 66 |
| 1954 | 63 |
| 1955 | 61 |
| 1956 | 20 |
| 1957 | 13 |
| 1958 | 21 |
| 1959 | 24 |
| 1960 | 40 |
| 1961 | 46 |
| 1962 | 54 |
| 1963 | 1 |
| 1964 | 2 |
| 1965 | 77 |
| 1966 | 176 |
| 1967 | 184 |
| 1968 | 253 |
| 1969 | 250 |
| 1970 | 278 |
| 1971 | 251 |
| 1972 | 292 |
| 1973 | 309 |
| 1974 | 296 |
| 1975 | 302 |
| 1976 | 283 |
| 1977 | 298 |
| 1978 | 302 |
| 1979 | 311 |
| 1980 | 294 |
| 1981 | 245 |
| 1982 | 307 |
| 1983 | 323 |
| 1984 | 310 |
| 1985 | 355 |
| 1986 | 361 |
| 1987 | 371 |
| 1988 | 410 |
| 1989 | 424 |
| 1990 | 452 |
| 1991 | 503 |
| 1992 | 416 |
| 1993 | 410 |
| 1994 | 332 |
| 1995 | 378 |
| 1996 | 322 |
| 1997 | 323 |
| 1998 | 334 |
| 1999 | 313 |
| 2000 | 330 |
| 2001 | 367 |
| 2002 | 287 |
| 2003 | 264 |
| 2004 | 254 |
| 2005 | 281 |
| 2006 | 327 |
| 2007 | 305 |
| 2008 | 281 |
| 2009 | 250 |
| 2010 | 227 |
| 2011 | 238 |
| 2012 | 249 |
| 2013 | 209 |
| 2014 | 201 |
| 2015 | 166 |
| 2016 | 134 |
| 2017 | 102 |
| 2018 | 79 |
| 2019 | 69 |
| 2020 | 82 |
| 2021 | 55 |
| 2022 | 22 |
| 2023 | 14 |
| 2024 | 8 |