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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1901 | 1 |
| 1920 | 1 |
| 1926 | 2 |
| 1932 | 3 |
| 1933 | 1 |
| 1934 | 3 |
| 1935 | 1 |
| 1937 | 1 |
| 1938 | 2 |
| 1941 | 1 |
| 1942 | 1 |
| 1943 | 1 |
| 1944 | 2 |
| 1945 | 1 |
| 1946 | 6 |
| 1947 | 6 |
| 1948 | 4 |
| 1949 | 12 |
| 1950 | 9 |
| 1951 | 8 |
| 1952 | 10 |
| 1953 | 4 |
| 1954 | 9 |
| 1955 | 3 |
| 1956 | 13 |
| 1957 | 12 |
| 1958 | 18 |
| 1959 | 13 |
| 1960 | 11 |
| 1961 | 12 |
| 1962 | 20 |
| 1963 | 28 |
| 1964 | 25 |
| 1965 | 36 |
| 1966 | 28 |
| 1967 | 46 |
| 1968 | 32 |
| 1969 | 35 |
| 1970 | 55 |
| 1971 | 62 |
| 1972 | 61 |
| 1973 | 64 |
| 1974 | 48 |
| 1975 | 57 |
| 1976 | 73 |
| 1977 | 57 |
| 1978 | 69 |
| 1979 | 68 |
| 1980 | 79 |
| 1981 | 79 |
| 1982 | 91 |
| 1983 | 98 |
| 1984 | 104 |
| 1985 | 122 |
| 1986 | 110 |
| 1987 | 108 |
| 1988 | 119 |
| 1989 | 145 |
| 1990 | 164 |
| 1991 | 167 |
| 1992 | 151 |
| 1993 | 154 |
| 1994 | 169 |
| 1995 | 144 |
| 1996 | 151 |
| 1997 | 184 |
| 1998 | 143 |
| 1999 | 154 |
| 2000 | 157 |
| 2001 | 178 |
| 2002 | 162 |
| 2003 | 158 |
| 2004 | 145 |
| 2005 | 179 |
| 2006 | 181 |
| 2007 | 226 |
| 2008 | 258 |
| 2009 | 242 |
| 2010 | 246 |
| 2011 | 255 |
| 2012 | 265 |
| 2013 | 271 |
| 2014 | 327 |
| 2015 | 281 |
| 2016 | 297 |
| 2017 | 321 |
| 2018 | 317 |
| 2019 | 351 |
| 2020 | 386 |
| 2021 | 407 |
| 2022 | 367 |
| 2023 | 173 |