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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1879 | 2 |
| 1881 | 1 |
| 1882 | 1 |
| 1884 | 1 |
| 1888 | 1 |
| 1892 | 2 |
| 1902 | 1 |
| 1905 | 1 |
| 1908 | 3 |
| 1909 | 2 |
| 1910 | 7 |
| 1911 | 18 |
| 1912 | 17 |
| 1913 | 15 |
| 1914 | 15 |
| 1915 | 3 |
| 1916 | 17 |
| 1917 | 20 |
| 1918 | 9 |
| 1919 | 5 |
| 1920 | 3 |
| 1921 | 3 |
| 1922 | 2 |
| 1923 | 1 |
| 1924 | 10 |
| 1925 | 4 |
| 1926 | 5 |
| 1927 | 13 |
| 1928 | 6 |
| 1929 | 8 |
| 1930 | 16 |
| 1931 | 21 |
| 1932 | 19 |
| 1933 | 21 |
| 1934 | 30 |
| 1935 | 22 |
| 1936 | 28 |
| 1937 | 19 |
| 1938 | 25 |
| 1939 | 15 |
| 1940 | 13 |
| 1941 | 24 |
| 1942 | 24 |
| 1943 | 27 |
| 1944 | 23 |
| 1945 | 72 |
| 1946 | 236 |
| 1947 | 403 |
| 1948 | 386 |
| 1949 | 311 |
| 1950 | 415 |
| 1951 | 530 |
| 1952 | 634 |
| 1953 | 743 |
| 1954 | 697 |
| 1955 | 769 |
| 1956 | 815 |
| 1957 | 664 |
| 1958 | 532 |
| 1959 | 557 |
| 1960 | 552 |
| 1961 | 586 |
| 1962 | 459 |
| 1963 | 417 |
| 1964 | 398 |
| 1965 | 297 |
| 1966 | 261 |
| 1967 | 226 |
| 1968 | 198 |
| 1969 | 189 |
| 1970 | 180 |
| 1971 | 178 |
| 1972 | 145 |
| 1973 | 160 |
| 1974 | 155 |
| 1975 | 120 |
| 1976 | 146 |
| 1977 | 144 |
| 1978 | 154 |
| 1979 | 144 |
| 1980 | 135 |
| 1981 | 141 |
| 1982 | 123 |
| 1983 | 130 |
| 1984 | 175 |
| 1985 | 156 |
| 1986 | 144 |
| 1987 | 180 |
| 1988 | 165 |
| 1989 | 173 |
| 1990 | 174 |
| 1991 | 244 |
| 1992 | 224 |
| 1993 | 270 |
| 1994 | 250 |
| 1995 | 319 |
| 1996 | 283 |
| 1997 | 351 |
| 1998 | 258 |
| 1999 | 260 |
| 2000 | 279 |
| 2001 | 274 |
| 2002 | 254 |
| 2003 | 260 |
| 2004 | 305 |
| 2005 | 273 |
| 2006 | 272 |
| 2007 | 249 |
| 2008 | 218 |
| 2009 | 253 |
| 2010 | 274 |
| 2011 | 261 |
| 2012 | 280 |
| 2013 | 353 |
| 2014 | 460 |
| 2015 | 334 |
| 2016 | 423 |
| 2017 | 367 |
| 2018 | 319 |
| 2019 | 292 |
| 2020 | 307 |
| 2021 | 341 |
| 2022 | 380 |
| 2023 | 344 |
| 2024 | 290 |
| 2025 | 258 |
| 2026 | 151 |