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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1915 | 169 |
| 1916 | 177 |
| 1917 | 169 |
| 1918 | 92 |
| 1919 | 106 |
| 1920 | 139 |
| 1921 | 81 |
| 1922 | 98 |
| 1923 | 111 |
| 1924 | 123 |
| 1925 | 195 |
| 1926 | 173 |
| 1927 | 201 |
| 1928 | 210 |
| 1929 | 192 |
| 1930 | 151 |
| 1931 | 141 |
| 1932 | 148 |
| 1933 | 198 |
| 1934 | 153 |
| 1935 | 150 |
| 1936 | 147 |
| 1937 | 134 |
| 1938 | 118 |
| 1939 | 142 |
| 1940 | 142 |
| 1941 | 128 |
| 1942 | 115 |
| 1943 | 80 |
| 1944 | 79 |
| 1945 | 83 |
| 1946 | 71 |
| 1947 | 83 |
| 1948 | 110 |
| 1949 | 129 |
| 1950 | 125 |
| 1951 | 157 |
| 1952 | 184 |
| 1953 | 199 |
| 1954 | 206 |
| 1955 | 206 |
| 1956 | 191 |
| 1957 | 171 |
| 1958 | 206 |
| 1959 | 234 |
| 1960 | 238 |
| 1961 | 289 |
| 1962 | 354 |
| 1963 | 361 |
| 1964 | 472 |
| 1965 | 542 |
| 1966 | 549 |
| 1967 | 643 |
| 1968 | 641 |
| 1969 | 600 |
| 1970 | 632 |
| 1971 | 723 |
| 1972 | 851 |
| 1973 | 847 |
| 1974 | 1098 |
| 1975 | 1107 |
| 1976 | 1010 |
| 1977 | 1248 |
| 1978 | 1357 |
| 1979 | 1424 |
| 1980 | 1612 |
| 1981 | 1670 |
| 1982 | 1672 |
| 1983 | 1618 |
| 1984 | 1695 |
| 1985 | 1848 |
| 1986 | 2047 |
| 1987 | 1916 |
| 1988 | 2035 |
| 1989 | 2095 |
| 1990 | 2077 |
| 1991 | 2392 |
| 1992 | 2514 |
| 1993 | 2484 |
| 1994 | 2681 |
| 1995 | 2551 |
| 1996 | 2820 |
| 1997 | 2681 |
| 1998 | 2821 |
| 1999 | 2762 |
| 2000 | 2655 |
| 2001 | 2812 |
| 2002 | 3113 |
| 2003 | 2963 |
| 2004 | 3331 |
| 2005 | 3447 |
| 2006 | 3594 |
| 2007 | 3720 |
| 2008 | 3832 |
| 2009 | 4278 |
| 2010 | 4280 |
| 2011 | 4111 |
| 2012 | 4389 |
| 2013 | 4619 |
| 2014 | 4258 |
| 2015 | 4154 |
| 2016 | 3939 |
| 2017 | 4024 |
| 2018 | 4069 |
| 2019 | 4149 |
| 2020 | 4375 |
| 2021 | 4220 |
| 2022 | 3948 |
| 2023 | 3672 |
| 2024 | 3922 |
| 2025 | 4466 |
| 2026 | 893 |