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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1944 | 1 |
| 1945 | 3 |
| 1946 | 12 |
| 1947 | 12 |
| 1948 | 15 |
| 1949 | 20 |
| 1950 | 28 |
| 1951 | 28 |
| 1952 | 16 |
| 1953 | 16 |
| 1954 | 21 |
| 1955 | 22 |
| 1956 | 14 |
| 1957 | 5 |
| 1958 | 11 |
| 1959 | 12 |
| 1960 | 10 |
| 1961 | 9 |
| 1962 | 10 |
| 1963 | 15 |
| 1964 | 31 |
| 1965 | 170 |
| 1966 | 183 |
| 1967 | 267 |
| 1968 | 231 |
| 1969 | 263 |
| 1970 | 211 |
| 1971 | 260 |
| 1972 | 300 |
| 1973 | 346 |
| 1974 | 282 |
| 1975 | 233 |
| 1976 | 213 |
| 1977 | 311 |
| 1978 | 304 |
| 1979 | 313 |
| 1980 | 238 |
| 1981 | 264 |
| 1982 | 262 |
| 1983 | 244 |
| 1984 | 312 |
| 1985 | 331 |
| 1986 | 348 |
| 1987 | 319 |
| 1988 | 323 |
| 1989 | 326 |
| 1990 | 430 |
| 1991 | 343 |
| 1992 | 279 |
| 1993 | 266 |
| 1994 | 307 |
| 1995 | 383 |
| 1996 | 387 |
| 1997 | 416 |
| 1998 | 434 |
| 1999 | 412 |
| 2000 | 450 |
| 2001 | 462 |
| 2002 | 518 |
| 2003 | 454 |
| 2004 | 490 |
| 2005 | 507 |
| 2006 | 506 |
| 2007 | 549 |
| 2008 | 779 |
| 2009 | 710 |
| 2010 | 817 |
| 2011 | 888 |
| 2012 | 893 |
| 2013 | 892 |
| 2014 | 808 |
| 2015 | 737 |
| 2016 | 571 |
| 2017 | 525 |
| 2018 | 486 |
| 2019 | 474 |
| 2020 | 463 |
| 2021 | 528 |
| 2022 | 507 |
| 2023 | 468 |
| 2024 | 540 |
| 2025 | 315 |