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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 1 |
| 1948 | 6 |
| 1950 | 3 |
| 1951 | 4 |
| 1952 | 1 |
| 1953 | 1 |
| 1954 | 2 |
| 1955 | 4 |
| 1956 | 3 |
| 1957 | 7 |
| 1958 | 4 |
| 1959 | 2 |
| 1960 | 6 |
| 1961 | 6 |
| 1962 | 2 |
| 1963 | 6 |
| 1964 | 15 |
| 1965 | 11 |
| 1966 | 6 |
| 1967 | 11 |
| 1968 | 8 |
| 1969 | 8 |
| 1970 | 17 |
| 1971 | 20 |
| 1972 | 28 |
| 1973 | 26 |
| 1974 | 32 |
| 1975 | 34 |
| 1976 | 41 |
| 1977 | 33 |
| 1978 | 40 |
| 1979 | 44 |
| 1980 | 48 |
| 1981 | 59 |
| 1982 | 55 |
| 1983 | 57 |
| 1984 | 73 |
| 1985 | 69 |
| 1986 | 110 |
| 1987 | 118 |
| 1988 | 123 |
| 1989 | 157 |
| 1990 | 159 |
| 1991 | 173 |
| 1992 | 194 |
| 1993 | 215 |
| 1994 | 260 |
| 1995 | 234 |
| 1996 | 268 |
| 1997 | 285 |
| 1998 | 301 |
| 1999 | 377 |
| 2000 | 356 |
| 2001 | 428 |
| 2002 | 497 |
| 2003 | 558 |
| 2004 | 626 |
| 2005 | 615 |
| 2006 | 702 |
| 2007 | 808 |
| 2008 | 903 |
| 2009 | 986 |
| 2010 | 1112 |
| 2011 | 1144 |
| 2012 | 1276 |
| 2013 | 1334 |
| 2014 | 1332 |
| 2015 | 1447 |
| 2016 | 1515 |
| 2017 | 1493 |
| 2018 | 1513 |
| 2019 | 1683 |
| 2020 | 2046 |
| 2021 | 2351 |
| 2022 | 2115 |
| 2023 | 1799 |
| 2024 | 633 |