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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1849 | 1 |
| 1887 | 1 |
| 1889 | 1 |
| 1894 | 1 |
| 1902 | 1 |
| 1905 | 1 |
| 1907 | 1 |
| 1908 | 2 |
| 1919 | 1 |
| 1925 | 1 |
| 1926 | 2 |
| 1928 | 1 |
| 1929 | 1 |
| 1930 | 1 |
| 1931 | 1 |
| 1932 | 2 |
| 1934 | 5 |
| 1935 | 5 |
| 1936 | 6 |
| 1937 | 9 |
| 1938 | 5 |
| 1939 | 5 |
| 1940 | 2 |
| 1941 | 4 |
| 1942 | 5 |
| 1943 | 5 |
| 1944 | 7 |
| 1945 | 9 |
| 1946 | 36 |
| 1947 | 40 |
| 1948 | 46 |
| 1949 | 38 |
| 1950 | 47 |
| 1951 | 59 |
| 1952 | 60 |
| 1953 | 54 |
| 1954 | 73 |
| 1955 | 54 |
| 1956 | 80 |
| 1957 | 108 |
| 1958 | 111 |
| 1959 | 89 |
| 1960 | 74 |
| 1961 | 40 |
| 1962 | 57 |
| 1963 | 94 |
| 1964 | 97 |
| 1965 | 109 |
| 1966 | 88 |
| 1967 | 112 |
| 1968 | 110 |
| 1969 | 143 |
| 1970 | 131 |
| 1971 | 120 |
| 1972 | 141 |
| 1973 | 172 |
| 1974 | 138 |
| 1975 | 148 |
| 1976 | 149 |
| 1977 | 173 |
| 1978 | 147 |
| 1979 | 188 |
| 1980 | 185 |
| 1981 | 229 |
| 1982 | 231 |
| 1983 | 258 |
| 1984 | 263 |
| 1985 | 279 |
| 1986 | 294 |
| 1987 | 287 |
| 1988 | 288 |
| 1989 | 322 |
| 1990 | 352 |
| 1991 | 368 |
| 1992 | 387 |
| 1993 | 381 |
| 1994 | 376 |
| 1995 | 395 |
| 1996 | 413 |
| 1997 | 354 |
| 1998 | 395 |
| 1999 | 430 |
| 2000 | 510 |
| 2001 | 538 |
| 2002 | 574 |
| 2003 | 550 |
| 2004 | 600 |
| 2005 | 683 |
| 2006 | 710 |
| 2007 | 737 |
| 2008 | 766 |
| 2009 | 780 |
| 2010 | 844 |
| 2011 | 946 |
| 2012 | 1022 |
| 2013 | 1118 |
| 2014 | 1127 |
| 2015 | 1224 |
| 2016 | 1218 |
| 2017 | 1225 |
| 2018 | 1240 |
| 2019 | 1181 |
| 2020 | 1319 |
| 2021 | 1464 |
| 2022 | 1533 |
| 2023 | 1488 |
| 2024 | 1525 |
| 2025 | 1253 |
| 2026 | 3 |