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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 6 |
| 1947 | 12 |
| 1948 | 23 |
| 1949 | 18 |
| 1950 | 30 |
| 1951 | 33 |
| 1952 | 28 |
| 1953 | 26 |
| 1954 | 21 |
| 1955 | 20 |
| 1956 | 21 |
| 1957 | 25 |
| 1958 | 23 |
| 1959 | 26 |
| 1960 | 9 |
| 1961 | 21 |
| 1962 | 37 |
| 1963 | 57 |
| 1964 | 64 |
| 1965 | 35 |
| 1966 | 31 |
| 1967 | 45 |
| 1968 | 47 |
| 1969 | 41 |
| 1970 | 40 |
| 1971 | 39 |
| 1972 | 43 |
| 1973 | 38 |
| 1974 | 39 |
| 1975 | 27 |
| 1976 | 42 |
| 1977 | 48 |
| 1978 | 48 |
| 1979 | 53 |
| 1980 | 58 |
| 1981 | 63 |
| 1982 | 83 |
| 1983 | 82 |
| 1984 | 112 |
| 1985 | 83 |
| 1986 | 89 |
| 1987 | 113 |
| 1988 | 132 |
| 1989 | 132 |
| 1990 | 167 |
| 1991 | 187 |
| 1992 | 219 |
| 1993 | 211 |
| 1994 | 257 |
| 1995 | 346 |
| 1996 | 362 |
| 1997 | 375 |
| 1998 | 399 |
| 1999 | 386 |
| 2000 | 458 |
| 2001 | 423 |
| 2002 | 381 |
| 2003 | 401 |
| 2004 | 439 |
| 2005 | 405 |
| 2006 | 463 |
| 2007 | 520 |
| 2008 | 477 |
| 2009 | 487 |
| 2010 | 525 |
| 2011 | 621 |
| 2012 | 652 |
| 2013 | 566 |
| 2014 | 577 |
| 2015 | 562 |
| 2016 | 534 |
| 2017 | 498 |
| 2018 | 528 |
| 2019 | 518 |
| 2020 | 479 |
| 2021 | 402 |
| 2022 | 197 |
| 2023 | 138 |
| 2024 | 74 |