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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 3 |
| 1948 | 7 |
| 1949 | 1 |
| 1951 | 1 |
| 1952 | 1 |
| 1953 | 37 |
| 1954 | 46 |
| 1955 | 40 |
| 1956 | 57 |
| 1957 | 64 |
| 1958 | 92 |
| 1959 | 33 |
| 1960 | 32 |
| 1961 | 78 |
| 1962 | 62 |
| 1963 | 2 |
| 1964 | 3 |
| 1965 | 10 |
| 1966 | 180 |
| 1967 | 357 |
| 1968 | 420 |
| 1969 | 464 |
| 1970 | 498 |
| 1971 | 523 |
| 1972 | 526 |
| 1973 | 510 |
| 1974 | 530 |
| 1975 | 435 |
| 1976 | 312 |
| 1977 | 256 |
| 1978 | 237 |
| 1979 | 257 |
| 1980 | 271 |
| 1981 | 241 |
| 1982 | 273 |
| 1983 | 265 |
| 1984 | 294 |
| 1985 | 319 |
| 1986 | 265 |
| 1987 | 246 |
| 1988 | 265 |
| 1989 | 258 |
| 1990 | 266 |
| 1991 | 267 |
| 1992 | 294 |
| 1993 | 262 |
| 1994 | 287 |
| 1995 | 257 |
| 1996 | 229 |
| 1997 | 236 |
| 1998 | 238 |
| 1999 | 244 |
| 2000 | 237 |
| 2001 | 260 |
| 2002 | 246 |
| 2003 | 256 |
| 2004 | 264 |
| 2005 | 306 |
| 2006 | 356 |
| 2007 | 383 |
| 2008 | 346 |
| 2009 | 407 |
| 2010 | 381 |
| 2011 | 454 |
| 2012 | 457 |
| 2013 | 493 |
| 2014 | 495 |
| 2015 | 458 |
| 2016 | 469 |
| 2017 | 454 |
| 2018 | 397 |
| 2019 | 428 |
| 2020 | 348 |
| 2021 | 233 |
| 2022 | 50 |
| 2023 | 22 |
| 2024 | 3 |