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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1917 | 1 |
| 1919 | 1 |
| 1936 | 1 |
| 1945 | 1 |
| 1946 | 2 |
| 1947 | 5 |
| 1948 | 6 |
| 1949 | 3 |
| 1950 | 19 |
| 1951 | 23 |
| 1952 | 18 |
| 1953 | 28 |
| 1954 | 22 |
| 1955 | 21 |
| 1956 | 12 |
| 1957 | 16 |
| 1958 | 19 |
| 1959 | 11 |
| 1960 | 12 |
| 1961 | 29 |
| 1962 | 10 |
| 1963 | 23 |
| 1964 | 26 |
| 1965 | 58 |
| 1966 | 37 |
| 1967 | 37 |
| 1968 | 68 |
| 1969 | 46 |
| 1970 | 62 |
| 1971 | 67 |
| 1972 | 58 |
| 1973 | 71 |
| 1974 | 50 |
| 1975 | 52 |
| 1976 | 66 |
| 1977 | 69 |
| 1978 | 83 |
| 1979 | 83 |
| 1980 | 72 |
| 1981 | 81 |
| 1982 | 73 |
| 1983 | 86 |
| 1984 | 74 |
| 1985 | 95 |
| 1986 | 91 |
| 1987 | 111 |
| 1988 | 108 |
| 1989 | 102 |
| 1990 | 104 |
| 1991 | 69 |
| 1992 | 97 |
| 1993 | 93 |
| 1994 | 108 |
| 1995 | 121 |
| 1996 | 92 |
| 1997 | 109 |
| 1998 | 133 |
| 1999 | 138 |
| 2000 | 162 |
| 2001 | 158 |
| 2002 | 162 |
| 2003 | 182 |
| 2004 | 149 |
| 2005 | 185 |
| 2006 | 203 |
| 2007 | 209 |
| 2008 | 260 |
| 2009 | 267 |
| 2010 | 306 |
| 2011 | 326 |
| 2012 | 357 |
| 2013 | 345 |
| 2014 | 388 |
| 2015 | 438 |
| 2016 | 401 |
| 2017 | 410 |
| 2018 | 444 |
| 2019 | 497 |
| 2020 | 517 |
| 2021 | 568 |
| 2022 | 521 |
| 2023 | 459 |
| 2024 | 230 |