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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 16 |
| 1950 | 1 |
| 1952 | 1 |
| 1953 | 5 |
| 1954 | 1 |
| 1955 | 2 |
| 1956 | 4 |
| 1957 | 2 |
| 1958 | 3 |
| 1963 | 1 |
| 1964 | 111 |
| 1965 | 248 |
| 1966 | 195 |
| 1967 | 176 |
| 1968 | 210 |
| 1969 | 218 |
| 1970 | 223 |
| 1971 | 223 |
| 1972 | 279 |
| 1973 | 227 |
| 1974 | 269 |
| 1975 | 256 |
| 1976 | 228 |
| 1977 | 252 |
| 1978 | 251 |
| 1979 | 246 |
| 1980 | 240 |
| 1981 | 233 |
| 1982 | 238 |
| 1983 | 283 |
| 1984 | 291 |
| 1985 | 261 |
| 1986 | 310 |
| 1987 | 303 |
| 1988 | 329 |
| 1989 | 320 |
| 1990 | 359 |
| 1991 | 317 |
| 1992 | 281 |
| 1993 | 351 |
| 1994 | 333 |
| 1995 | 331 |
| 1996 | 322 |
| 1997 | 368 |
| 1998 | 368 |
| 1999 | 376 |
| 2000 | 344 |
| 2001 | 343 |
| 2002 | 368 |
| 2003 | 428 |
| 2004 | 363 |
| 2005 | 443 |
| 2006 | 454 |
| 2007 | 400 |
| 2008 | 416 |
| 2009 | 510 |
| 2010 | 513 |
| 2011 | 520 |
| 2012 | 499 |
| 2013 | 456 |
| 2014 | 491 |
| 2015 | 467 |
| 2016 | 486 |
| 2017 | 486 |
| 2018 | 468 |
| 2019 | 514 |
| 2020 | 557 |
| 2021 | 708 |
| 2022 | 684 |
| 2023 | 512 |
| 2024 | 193 |