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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 4 |
| 1947 | 5 |
| 1948 | 3 |
| 1949 | 5 |
| 1951 | 3 |
| 1952 | 4 |
| 1953 | 4 |
| 1954 | 4 |
| 1955 | 4 |
| 1956 | 10 |
| 1957 | 14 |
| 1958 | 12 |
| 1959 | 24 |
| 1960 | 16 |
| 1961 | 15 |
| 1962 | 18 |
| 1963 | 3 |
| 1964 | 4 |
| 1965 | 61 |
| 1966 | 122 |
| 1967 | 259 |
| 1968 | 289 |
| 1969 | 304 |
| 1970 | 310 |
| 1971 | 362 |
| 1972 | 337 |
| 1973 | 347 |
| 1974 | 365 |
| 1975 | 293 |
| 1976 | 243 |
| 1977 | 244 |
| 1978 | 231 |
| 1979 | 213 |
| 1980 | 230 |
| 1981 | 216 |
| 1982 | 207 |
| 1983 | 212 |
| 1984 | 245 |
| 1985 | 283 |
| 1986 | 249 |
| 1987 | 268 |
| 1988 | 276 |
| 1989 | 263 |
| 1990 | 257 |
| 1991 | 264 |
| 1992 | 247 |
| 1993 | 242 |
| 1994 | 221 |
| 1995 | 296 |
| 1996 | 270 |
| 1997 | 280 |
| 1998 | 252 |
| 1999 | 261 |
| 2000 | 321 |
| 2001 | 302 |
| 2002 | 264 |
| 2003 | 297 |
| 2004 | 325 |
| 2005 | 293 |
| 2006 | 364 |
| 2007 | 383 |
| 2008 | 372 |
| 2009 | 392 |
| 2010 | 447 |
| 2011 | 492 |
| 2012 | 538 |
| 2013 | 576 |
| 2014 | 509 |
| 2015 | 523 |
| 2016 | 515 |
| 2017 | 425 |
| 2018 | 420 |
| 2019 | 385 |
| 2020 | 325 |
| 2021 | 259 |
| 2022 | 96 |
| 2023 | 76 |
| 2024 | 56 |