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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1912 | 1 |
| 1930 | 1 |
| 1945 | 1 |
| 1946 | 4 |
| 1947 | 1 |
| 1948 | 5 |
| 1950 | 3 |
| 1951 | 5 |
| 1952 | 3 |
| 1953 | 2 |
| 1954 | 2 |
| 1955 | 3 |
| 1956 | 9 |
| 1957 | 10 |
| 1958 | 18 |
| 1959 | 15 |
| 1960 | 24 |
| 1961 | 19 |
| 1962 | 47 |
| 1963 | 67 |
| 1964 | 53 |
| 1965 | 53 |
| 1966 | 45 |
| 1967 | 38 |
| 1968 | 61 |
| 1969 | 69 |
| 1970 | 47 |
| 1971 | 72 |
| 1972 | 92 |
| 1973 | 102 |
| 1974 | 117 |
| 1975 | 107 |
| 1976 | 135 |
| 1977 | 142 |
| 1978 | 131 |
| 1979 | 186 |
| 1980 | 222 |
| 1981 | 259 |
| 1982 | 329 |
| 1983 | 349 |
| 1984 | 416 |
| 1985 | 532 |
| 1986 | 590 |
| 1987 | 758 |
| 1988 | 867 |
| 1989 | 913 |
| 1990 | 984 |
| 1991 | 1113 |
| 1992 | 1335 |
| 1993 | 1495 |
| 1994 | 1848 |
| 1995 | 1929 |
| 1996 | 2325 |
| 1997 | 2495 |
| 1998 | 2672 |
| 1999 | 3014 |
| 2000 | 3618 |
| 2001 | 4074 |
| 2002 | 4598 |
| 2003 | 6048 |
| 2004 | 7150 |
| 2005 | 8964 |
| 2006 | 10322 |
| 2007 | 11670 |
| 2008 | 13749 |
| 2009 | 15599 |
| 2010 | 18319 |
| 2011 | 21293 |
| 2012 | 24646 |
| 2013 | 28700 |
| 2014 | 33488 |
| 2015 | 37480 |
| 2016 | 39804 |
| 2017 | 43555 |
| 2018 | 48851 |
| 2019 | 56028 |
| 2020 | 66835 |
| 2021 | 76254 |
| 2022 | 88761 |
| 2023 | 25096 |