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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 64 |
| 1954 | 141 |
| 1955 | 175 |
| 1956 | 171 |
| 1957 | 208 |
| 1958 | 207 |
| 1959 | 255 |
| 1960 | 226 |
| 1961 | 268 |
| 1962 | 221 |
| 1963 | 302 |
| 1964 | 280 |
| 1965 | 311 |
| 1966 | 333 |
| 1967 | 303 |
| 1968 | 312 |
| 1969 | 348 |
| 1970 | 346 |
| 1971 | 412 |
| 1972 | 477 |
| 1973 | 445 |
| 1974 | 446 |
| 1975 | 418 |
| 1976 | 403 |
| 1977 | 391 |
| 1978 | 393 |
| 1979 | 367 |
| 1980 | 341 |
| 1981 | 339 |
| 1982 | 359 |
| 1983 | 368 |
| 1984 | 364 |
| 1985 | 333 |
| 1986 | 322 |
| 1987 | 312 |
| 1988 | 272 |
| 1989 | 334 |
| 1990 | 287 |
| 1991 | 373 |
| 1992 | 377 |
| 1993 | 318 |
| 1994 | 349 |
| 1995 | 400 |
| 1996 | 383 |
| 1997 | 408 |
| 1998 | 398 |
| 1999 | 446 |
| 2000 | 329 |
| 2001 | 310 |
| 2002 | 259 |
| 2003 | 327 |
| 2004 | 507 |
| 2005 | 452 |
| 2006 | 452 |
| 2007 | 454 |
| 2008 | 422 |
| 2009 | 403 |
| 2010 | 395 |
| 2011 | 327 |
| 2012 | 336 |
| 2013 | 390 |
| 2014 | 406 |
| 2015 | 397 |
| 2016 | 348 |
| 2017 | 491 |
| 2018 | 483 |
| 2019 | 453 |
| 2020 | 499 |
| 2021 | 414 |
| 2022 | 313 |
| 2023 | 279 |
| 2024 | 115 |