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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1943 | 1 |
| 1944 | 2 |
| 1946 | 3 |
| 1948 | 3 |
| 1949 | 3 |
| 1950 | 1 |
| 1951 | 1 |
| 1952 | 1 |
| 1955 | 2 |
| 1956 | 1 |
| 1957 | 5 |
| 1958 | 6 |
| 1959 | 8 |
| 1960 | 2 |
| 1961 | 6 |
| 1962 | 18 |
| 1963 | 12 |
| 1964 | 12 |
| 1965 | 14 |
| 1966 | 12 |
| 1967 | 14 |
| 1968 | 10 |
| 1969 | 15 |
| 1970 | 15 |
| 1971 | 17 |
| 1972 | 28 |
| 1973 | 23 |
| 1974 | 21 |
| 1975 | 33 |
| 1976 | 27 |
| 1977 | 36 |
| 1978 | 30 |
| 1979 | 31 |
| 1980 | 36 |
| 1981 | 45 |
| 1982 | 45 |
| 1983 | 51 |
| 1984 | 46 |
| 1985 | 49 |
| 1986 | 77 |
| 1987 | 109 |
| 1988 | 86 |
| 1989 | 89 |
| 1990 | 89 |
| 1991 | 107 |
| 1992 | 127 |
| 1993 | 147 |
| 1994 | 150 |
| 1995 | 160 |
| 1996 | 224 |
| 1997 | 181 |
| 1998 | 254 |
| 1999 | 238 |
| 2000 | 272 |
| 2001 | 347 |
| 2002 | 421 |
| 2003 | 445 |
| 2004 | 572 |
| 2005 | 707 |
| 2006 | 839 |
| 2007 | 915 |
| 2008 | 991 |
| 2009 | 1061 |
| 2010 | 1360 |
| 2011 | 1541 |
| 2012 | 1701 |
| 2013 | 1813 |
| 2014 | 1929 |
| 2015 | 2145 |
| 2016 | 2156 |
| 2017 | 2356 |
| 2018 | 2473 |
| 2019 | 2843 |
| 2020 | 3378 |
| 2021 | 3994 |
| 2022 | 4285 |
| 2023 | 2040 |