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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1879 | 1 |
| 1889 | 1 |
| 1910 | 2 |
| 1911 | 3 |
| 1913 | 1 |
| 1916 | 1 |
| 1922 | 1 |
| 1923 | 2 |
| 1926 | 2 |
| 1927 | 1 |
| 1930 | 1 |
| 1931 | 4 |
| 1932 | 3 |
| 1933 | 1 |
| 1934 | 2 |
| 1936 | 1 |
| 1937 | 1 |
| 1938 | 1 |
| 1940 | 2 |
| 1941 | 1 |
| 1942 | 2 |
| 1943 | 1 |
| 1944 | 1 |
| 1945 | 8 |
| 1946 | 24 |
| 1947 | 33 |
| 1948 | 47 |
| 1949 | 61 |
| 1950 | 46 |
| 1951 | 81 |
| 1952 | 121 |
| 1953 | 62 |
| 1954 | 98 |
| 1955 | 112 |
| 1956 | 130 |
| 1957 | 102 |
| 1958 | 80 |
| 1959 | 94 |
| 1960 | 105 |
| 1961 | 86 |
| 1962 | 98 |
| 1963 | 180 |
| 1964 | 234 |
| 1965 | 162 |
| 1966 | 193 |
| 1967 | 208 |
| 1968 | 206 |
| 1969 | 236 |
| 1970 | 191 |
| 1971 | 216 |
| 1972 | 204 |
| 1973 | 223 |
| 1974 | 270 |
| 1975 | 245 |
| 1976 | 249 |
| 1977 | 288 |
| 1978 | 284 |
| 1979 | 273 |
| 1980 | 227 |
| 1981 | 269 |
| 1982 | 299 |
| 1983 | 368 |
| 1984 | 290 |
| 1985 | 337 |
| 1986 | 264 |
| 1987 | 369 |
| 1988 | 337 |
| 1989 | 290 |
| 1990 | 348 |
| 1991 | 303 |
| 1992 | 300 |
| 1993 | 264 |
| 1994 | 300 |
| 1995 | 272 |
| 1996 | 284 |
| 1997 | 263 |
| 1998 | 293 |
| 1999 | 308 |
| 2000 | 292 |
| 2001 | 309 |
| 2002 | 387 |
| 2003 | 307 |
| 2004 | 377 |
| 2005 | 491 |
| 2006 | 554 |
| 2007 | 538 |
| 2008 | 593 |
| 2009 | 736 |
| 2010 | 682 |
| 2011 | 714 |
| 2012 | 856 |
| 2013 | 880 |
| 2014 | 906 |
| 2015 | 999 |
| 2016 | 993 |
| 2017 | 957 |
| 2018 | 1033 |
| 2019 | 1042 |
| 2020 | 1182 |
| 2021 | 1285 |
| 2022 | 1234 |
| 2023 | 1192 |
| 2024 | 1126 |
| 2025 | 105 |