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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1897 | 1 |
| 1900 | 1 |
| 1909 | 3 |
| 1911 | 3 |
| 1912 | 4 |
| 1913 | 3 |
| 1914 | 18 |
| 1915 | 5 |
| 1916 | 9 |
| 1917 | 4 |
| 1918 | 1 |
| 1919 | 4 |
| 1920 | 5 |
| 1921 | 5 |
| 1922 | 11 |
| 1923 | 4 |
| 1924 | 5 |
| 1925 | 3 |
| 1926 | 1 |
| 1929 | 3 |
| 1931 | 1 |
| 1932 | 1 |
| 1933 | 3 |
| 1935 | 2 |
| 1938 | 2 |
| 1939 | 1 |
| 1944 | 1 |
| 1945 | 8 |
| 1946 | 9 |
| 1947 | 18 |
| 1948 | 18 |
| 1949 | 19 |
| 1950 | 20 |
| 1951 | 28 |
| 1952 | 28 |
| 1953 | 38 |
| 1954 | 25 |
| 1955 | 56 |
| 1956 | 24 |
| 1957 | 41 |
| 1958 | 21 |
| 1959 | 26 |
| 1960 | 36 |
| 1961 | 29 |
| 1962 | 28 |
| 1963 | 52 |
| 1964 | 39 |
| 1965 | 37 |
| 1966 | 29 |
| 1967 | 30 |
| 1968 | 36 |
| 1969 | 36 |
| 1970 | 29 |
| 1971 | 30 |
| 1972 | 34 |
| 1973 | 17 |
| 1974 | 30 |
| 1975 | 120 |
| 1976 | 114 |
| 1977 | 105 |
| 1978 | 92 |
| 1979 | 127 |
| 1980 | 115 |
| 1981 | 127 |
| 1982 | 139 |
| 1983 | 151 |
| 1984 | 160 |
| 1985 | 165 |
| 1986 | 164 |
| 1987 | 166 |
| 1988 | 177 |
| 1989 | 237 |
| 1990 | 263 |
| 1991 | 219 |
| 1992 | 227 |
| 1993 | 247 |
| 1994 | 239 |
| 1995 | 234 |
| 1996 | 233 |
| 1997 | 250 |
| 1998 | 226 |
| 1999 | 254 |
| 2000 | 272 |
| 2001 | 228 |
| 2002 | 255 |
| 2003 | 260 |
| 2004 | 262 |
| 2005 | 295 |
| 2006 | 288 |
| 2007 | 331 |
| 2008 | 331 |
| 2009 | 365 |
| 2010 | 418 |
| 2011 | 457 |
| 2012 | 475 |
| 2013 | 502 |
| 2014 | 530 |
| 2015 | 514 |
| 2016 | 523 |
| 2017 | 532 |
| 2018 | 513 |
| 2019 | 601 |
| 2020 | 638 |
| 2021 | 728 |
| 2022 | 774 |
| 2023 | 768 |
| 2024 | 399 |