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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1878 | 1 |
| 1879 | 3 |
| 1881 | 1 |
| 1886 | 1 |
| 1889 | 1 |
| 1890 | 2 |
| 1892 | 1 |
| 1899 | 3 |
| 1900 | 4 |
| 1901 | 2 |
| 1902 | 2 |
| 1903 | 4 |
| 1904 | 3 |
| 1906 | 1 |
| 1907 | 2 |
| 1909 | 3 |
| 1910 | 6 |
| 1911 | 2 |
| 1913 | 1 |
| 1914 | 2 |
| 1915 | 15 |
| 1916 | 13 |
| 1917 | 20 |
| 1918 | 11 |
| 1919 | 21 |
| 1920 | 7 |
| 1921 | 15 |
| 1922 | 5 |
| 1923 | 7 |
| 1924 | 5 |
| 1925 | 2 |
| 1926 | 3 |
| 1927 | 5 |
| 1928 | 4 |
| 1930 | 3 |
| 1931 | 2 |
| 1933 | 1 |
| 1934 | 3 |
| 1935 | 1 |
| 1936 | 1 |
| 1940 | 1 |
| 1941 | 3 |
| 1942 | 4 |
| 1943 | 6 |
| 1944 | 9 |
| 1945 | 12 |
| 1946 | 3 |
| 1947 | 7 |
| 1948 | 3 |
| 1949 | 2 |
| 1950 | 3 |
| 1951 | 5 |
| 1952 | 8 |
| 1953 | 8 |
| 1954 | 9 |
| 1955 | 4 |
| 1956 | 3 |
| 1957 | 4 |
| 1958 | 17 |
| 1959 | 6 |
| 1960 | 7 |
| 1961 | 7 |
| 1962 | 16 |
| 1963 | 14 |
| 1964 | 18 |
| 1965 | 23 |
| 1966 | 23 |
| 1967 | 25 |
| 1968 | 36 |
| 1969 | 40 |
| 1970 | 38 |
| 1971 | 41 |
| 1972 | 46 |
| 1973 | 39 |
| 1974 | 52 |
| 1975 | 64 |
| 1976 | 64 |
| 1977 | 53 |
| 1978 | 78 |
| 1979 | 87 |
| 1980 | 92 |
| 1981 | 95 |
| 1982 | 116 |
| 1983 | 94 |
| 1984 | 128 |
| 1985 | 123 |
| 1986 | 144 |
| 1987 | 129 |
| 1988 | 152 |
| 1989 | 150 |
| 1990 | 141 |
| 1991 | 163 |
| 1992 | 148 |
| 1993 | 155 |
| 1994 | 186 |
| 1995 | 169 |
| 1996 | 172 |
| 1997 | 197 |
| 1998 | 165 |
| 1999 | 202 |
| 2000 | 229 |
| 2001 | 248 |
| 2002 | 257 |
| 2003 | 272 |
| 2004 | 318 |
| 2005 | 352 |
| 2006 | 388 |
| 2007 | 431 |
| 2008 | 474 |
| 2009 | 494 |
| 2010 | 587 |
| 2011 | 628 |
| 2012 | 786 |
| 2013 | 892 |
| 2014 | 1085 |
| 2015 | 1117 |
| 2016 | 1208 |
| 2017 | 1176 |
| 2018 | 1271 |
| 2019 | 1417 |
| 2020 | 1852 |
| 2021 | 2048 |
| 2022 | 1915 |
| 2023 | 1916 |
| 2024 | 1996 |
| 2025 | 1381 |