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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1877 | 1 |
| 1883 | 1 |
| 1901 | 1 |
| 1910 | 2 |
| 1914 | 1 |
| 1915 | 1 |
| 1916 | 1 |
| 1917 | 1 |
| 1918 | 1 |
| 1919 | 4 |
| 1920 | 4 |
| 1921 | 4 |
| 1922 | 6 |
| 1923 | 3 |
| 1924 | 1 |
| 1925 | 4 |
| 1926 | 4 |
| 1928 | 1 |
| 1929 | 7 |
| 1930 | 4 |
| 1931 | 5 |
| 1932 | 4 |
| 1933 | 5 |
| 1934 | 5 |
| 1935 | 4 |
| 1936 | 5 |
| 1937 | 1 |
| 1938 | 3 |
| 1939 | 1 |
| 1940 | 2 |
| 1941 | 5 |
| 1942 | 3 |
| 1943 | 2 |
| 1944 | 4 |
| 1945 | 14 |
| 1946 | 58 |
| 1947 | 63 |
| 1948 | 52 |
| 1949 | 82 |
| 1950 | 91 |
| 1951 | 124 |
| 1952 | 124 |
| 1953 | 165 |
| 1954 | 145 |
| 1955 | 140 |
| 1956 | 109 |
| 1957 | 131 |
| 1958 | 137 |
| 1959 | 142 |
| 1960 | 106 |
| 1961 | 97 |
| 1962 | 105 |
| 1963 | 191 |
| 1964 | 206 |
| 1965 | 208 |
| 1966 | 260 |
| 1967 | 354 |
| 1968 | 412 |
| 1969 | 405 |
| 1970 | 403 |
| 1971 | 399 |
| 1972 | 429 |
| 1973 | 424 |
| 1974 | 325 |
| 1975 | 592 |
| 1976 | 583 |
| 1977 | 604 |
| 1978 | 624 |
| 1979 | 595 |
| 1980 | 633 |
| 1981 | 610 |
| 1982 | 632 |
| 1983 | 736 |
| 1984 | 710 |
| 1985 | 806 |
| 1986 | 758 |
| 1987 | 837 |
| 1988 | 829 |
| 1989 | 1106 |
| 1990 | 1124 |
| 1991 | 1103 |
| 1992 | 1068 |
| 1993 | 1123 |
| 1994 | 1182 |
| 1995 | 1175 |
| 1996 | 1188 |
| 1997 | 1206 |
| 1998 | 1395 |
| 1999 | 1347 |
| 2000 | 1612 |
| 2001 | 1882 |
| 2002 | 1938 |
| 2003 | 2123 |
| 2004 | 2740 |
| 2005 | 3347 |
| 2006 | 3613 |
| 2007 | 3764 |
| 2008 | 4187 |
| 2009 | 4610 |
| 2010 | 5161 |
| 2011 | 5621 |
| 2012 | 5910 |
| 2013 | 6407 |
| 2014 | 7082 |
| 2015 | 7570 |
| 2016 | 7953 |
| 2017 | 8391 |
| 2018 | 9029 |
| 2019 | 9497 |
| 2020 | 10432 |
| 2021 | 10696 |
| 2022 | 11422 |
| 2023 | 11514 |
| 2024 | 5257 |