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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1848 | 2 |
| 1867 | 1 |
| 1877 | 1 |
| 1904 | 2 |
| 1905 | 1 |
| 1906 | 1 |
| 1907 | 1 |
| 1908 | 1 |
| 1915 | 2 |
| 1919 | 1 |
| 1923 | 1 |
| 1924 | 1 |
| 1925 | 1 |
| 1926 | 1 |
| 1928 | 1 |
| 1929 | 1 |
| 1932 | 1 |
| 1935 | 1 |
| 1936 | 1 |
| 1938 | 1 |
| 1939 | 1 |
| 1940 | 2 |
| 1941 | 1 |
| 1944 | 1 |
| 1945 | 11 |
| 1946 | 11 |
| 1947 | 21 |
| 1948 | 14 |
| 1949 | 33 |
| 1950 | 30 |
| 1951 | 43 |
| 1952 | 55 |
| 1953 | 47 |
| 1954 | 56 |
| 1955 | 47 |
| 1956 | 52 |
| 1957 | 67 |
| 1958 | 43 |
| 1959 | 70 |
| 1960 | 60 |
| 1961 | 48 |
| 1962 | 81 |
| 1963 | 107 |
| 1964 | 138 |
| 1965 | 103 |
| 1966 | 78 |
| 1967 | 89 |
| 1968 | 89 |
| 1969 | 107 |
| 1970 | 119 |
| 1971 | 119 |
| 1972 | 104 |
| 1973 | 79 |
| 1974 | 75 |
| 1975 | 82 |
| 1976 | 107 |
| 1977 | 92 |
| 1978 | 110 |
| 1979 | 117 |
| 1980 | 103 |
| 1981 | 111 |
| 1982 | 116 |
| 1983 | 119 |
| 1984 | 144 |
| 1985 | 125 |
| 1986 | 127 |
| 1987 | 151 |
| 1988 | 122 |
| 1989 | 154 |
| 1990 | 174 |
| 1991 | 155 |
| 1992 | 174 |
| 1993 | 193 |
| 1994 | 181 |
| 1995 | 195 |
| 1996 | 211 |
| 1997 | 224 |
| 1998 | 205 |
| 1999 | 220 |
| 2000 | 245 |
| 2001 | 237 |
| 2002 | 261 |
| 2003 | 308 |
| 2004 | 290 |
| 2005 | 324 |
| 2006 | 318 |
| 2007 | 353 |
| 2008 | 413 |
| 2009 | 465 |
| 2010 | 460 |
| 2011 | 484 |
| 2012 | 509 |
| 2013 | 551 |
| 2014 | 700 |
| 2015 | 770 |
| 2016 | 754 |
| 2017 | 788 |
| 2018 | 779 |
| 2019 | 837 |
| 2020 | 865 |
| 2021 | 936 |
| 2022 | 843 |
| 2023 | 834 |
| 2024 | 796 |
| 2025 | 559 |
| 2026 | 1 |