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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 3 |
| 1947 | 3 |
| 1948 | 2 |
| 1949 | 6 |
| 1950 | 3 |
| 1951 | 4 |
| 1952 | 2 |
| 1953 | 4 |
| 1954 | 2 |
| 1955 | 1 |
| 1956 | 3 |
| 1957 | 4 |
| 1958 | 5 |
| 1959 | 6 |
| 1960 | 6 |
| 1961 | 5 |
| 1962 | 9 |
| 1963 | 10 |
| 1964 | 8 |
| 1965 | 12 |
| 1966 | 18 |
| 1967 | 40 |
| 1968 | 46 |
| 1969 | 36 |
| 1970 | 37 |
| 1971 | 37 |
| 1972 | 58 |
| 1973 | 60 |
| 1974 | 74 |
| 1975 | 73 |
| 1976 | 56 |
| 1977 | 60 |
| 1978 | 71 |
| 1979 | 85 |
| 1980 | 72 |
| 1981 | 74 |
| 1982 | 63 |
| 1983 | 76 |
| 1984 | 98 |
| 1985 | 109 |
| 1986 | 87 |
| 1987 | 123 |
| 1988 | 81 |
| 1989 | 107 |
| 1990 | 104 |
| 1991 | 100 |
| 1992 | 126 |
| 1993 | 152 |
| 1994 | 135 |
| 1995 | 145 |
| 1996 | 147 |
| 1997 | 167 |
| 1998 | 197 |
| 1999 | 173 |
| 2000 | 172 |
| 2001 | 175 |
| 2002 | 251 |
| 2003 | 241 |
| 2004 | 320 |
| 2005 | 333 |
| 2006 | 348 |
| 2007 | 375 |
| 2008 | 488 |
| 2009 | 399 |
| 2010 | 436 |
| 2011 | 465 |
| 2012 | 510 |
| 2013 | 487 |
| 2014 | 485 |
| 2015 | 513 |
| 2016 | 511 |
| 2017 | 455 |
| 2018 | 445 |
| 2019 | 428 |
| 2020 | 438 |
| 2021 | 463 |
| 2022 | 389 |
| 2023 | 360 |
| 2024 | 443 |
| 2025 | 295 |