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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1928 | 2 |
| 1929 | 1 |
| 1930 | 1 |
| 1940 | 2 |
| 1941 | 1 |
| 1947 | 2 |
| 1948 | 2 |
| 1949 | 2 |
| 1950 | 1 |
| 1951 | 4 |
| 1952 | 2 |
| 1953 | 5 |
| 1954 | 2 |
| 1955 | 8 |
| 1956 | 3 |
| 1957 | 8 |
| 1958 | 11 |
| 1959 | 22 |
| 1960 | 9 |
| 1961 | 11 |
| 1962 | 19 |
| 1963 | 25 |
| 1964 | 25 |
| 1965 | 18 |
| 1966 | 14 |
| 1967 | 10 |
| 1968 | 10 |
| 1969 | 17 |
| 1970 | 21 |
| 1971 | 19 |
| 1972 | 22 |
| 1973 | 18 |
| 1974 | 21 |
| 1975 | 19 |
| 1976 | 29 |
| 1977 | 34 |
| 1978 | 31 |
| 1979 | 32 |
| 1980 | 60 |
| 1981 | 50 |
| 1982 | 49 |
| 1983 | 68 |
| 1984 | 75 |
| 1985 | 78 |
| 1986 | 100 |
| 1987 | 127 |
| 1988 | 122 |
| 1989 | 144 |
| 1990 | 150 |
| 1991 | 167 |
| 1992 | 177 |
| 1993 | 200 |
| 1994 | 210 |
| 1995 | 230 |
| 1996 | 241 |
| 1997 | 249 |
| 1998 | 231 |
| 1999 | 264 |
| 2000 | 282 |
| 2001 | 325 |
| 2002 | 350 |
| 2003 | 387 |
| 2004 | 442 |
| 2005 | 497 |
| 2006 | 504 |
| 2007 | 586 |
| 2008 | 647 |
| 2009 | 649 |
| 2010 | 773 |
| 2011 | 867 |
| 2012 | 952 |
| 2013 | 997 |
| 2014 | 1061 |
| 2015 | 1104 |
| 2016 | 1119 |
| 2017 | 1199 |
| 2018 | 1282 |
| 2019 | 1407 |
| 2020 | 1494 |
| 2021 | 1702 |
| 2022 | 1781 |
| 2023 | 1725 |
| 2024 | 633 |