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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1948 | 1 |
| 1953 | 1 |
| 1958 | 2 |
| 1959 | 1 |
| 1960 | 2 |
| 1962 | 1 |
| 1963 | 2 |
| 1964 | 2 |
| 1965 | 1 |
| 1968 | 2 |
| 1973 | 3 |
| 1974 | 17 |
| 1975 | 41 |
| 1976 | 46 |
| 1977 | 60 |
| 1978 | 108 |
| 1979 | 159 |
| 1980 | 183 |
| 1981 | 128 |
| 1982 | 96 |
| 1983 | 90 |
| 1984 | 89 |
| 1985 | 96 |
| 1986 | 86 |
| 1987 | 98 |
| 1988 | 104 |
| 1989 | 124 |
| 1990 | 188 |
| 1991 | 249 |
| 1992 | 357 |
| 1993 | 343 |
| 1994 | 313 |
| 1995 | 308 |
| 1996 | 284 |
| 1997 | 286 |
| 1998 | 285 |
| 1999 | 297 |
| 2000 | 257 |
| 2001 | 366 |
| 2002 | 385 |
| 2003 | 425 |
| 2004 | 374 |
| 2005 | 423 |
| 2006 | 430 |
| 2007 | 557 |
| 2008 | 527 |
| 2009 | 483 |
| 2010 | 537 |
| 2011 | 522 |
| 2012 | 486 |
| 2013 | 568 |
| 2014 | 480 |
| 2015 | 439 |
| 2016 | 392 |
| 2017 | 363 |
| 2018 | 346 |
| 2019 | 356 |
| 2020 | 294 |
| 2021 | 189 |
| 2022 | 125 |
| 2023 | 85 |
| 2024 | 171 |
| 2025 | 147 |