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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 4 |
| 1949 | 5 |
| 1951 | 3 |
| 1952 | 5 |
| 1953 | 2 |
| 1954 | 5 |
| 1955 | 6 |
| 1956 | 5 |
| 1957 | 2 |
| 1958 | 8 |
| 1959 | 2 |
| 1961 | 9 |
| 1962 | 15 |
| 1963 | 16 |
| 1964 | 15 |
| 1965 | 18 |
| 1966 | 22 |
| 1967 | 31 |
| 1968 | 26 |
| 1969 | 39 |
| 1970 | 33 |
| 1971 | 21 |
| 1972 | 26 |
| 1973 | 24 |
| 1974 | 34 |
| 1975 | 33 |
| 1976 | 21 |
| 1977 | 21 |
| 1978 | 33 |
| 1979 | 38 |
| 1980 | 49 |
| 1981 | 53 |
| 1982 | 71 |
| 1983 | 79 |
| 1984 | 95 |
| 1985 | 104 |
| 1986 | 107 |
| 1987 | 111 |
| 1988 | 127 |
| 1989 | 139 |
| 1990 | 151 |
| 1991 | 150 |
| 1992 | 130 |
| 1993 | 124 |
| 1994 | 108 |
| 1995 | 142 |
| 1996 | 151 |
| 1997 | 168 |
| 1998 | 191 |
| 1999 | 204 |
| 2000 | 238 |
| 2001 | 204 |
| 2002 | 254 |
| 2003 | 272 |
| 2004 | 311 |
| 2005 | 322 |
| 2006 | 367 |
| 2007 | 383 |
| 2008 | 354 |
| 2009 | 398 |
| 2010 | 386 |
| 2011 | 446 |
| 2012 | 514 |
| 2013 | 508 |
| 2014 | 518 |
| 2015 | 549 |
| 2016 | 559 |
| 2017 | 617 |
| 2018 | 632 |
| 2019 | 624 |
| 2020 | 767 |
| 2021 | 958 |
| 2022 | 820 |
| 2023 | 844 |
| 2024 | 831 |
| 2025 | 859 |
| 2026 | 558 |
| 2027 | 3 |