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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1849 | 1 |
| 1858 | 1 |
| 1867 | 1 |
| 1875 | 1 |
| 1890 | 3 |
| 1905 | 1 |
| 1906 | 1 |
| 1921 | 1 |
| 1923 | 1 |
| 1925 | 1 |
| 1929 | 1 |
| 1930 | 1 |
| 1931 | 1 |
| 1933 | 1 |
| 1934 | 2 |
| 1936 | 1 |
| 1939 | 1 |
| 1944 | 1 |
| 1945 | 42 |
| 1946 | 187 |
| 1947 | 140 |
| 1948 | 107 |
| 1949 | 107 |
| 1950 | 152 |
| 1951 | 126 |
| 1952 | 157 |
| 1953 | 207 |
| 1954 | 188 |
| 1955 | 185 |
| 1956 | 152 |
| 1957 | 233 |
| 1958 | 222 |
| 1959 | 187 |
| 1960 | 146 |
| 1961 | 191 |
| 1962 | 229 |
| 1963 | 351 |
| 1964 | 570 |
| 1965 | 415 |
| 1966 | 347 |
| 1967 | 499 |
| 1968 | 534 |
| 1969 | 621 |
| 1970 | 633 |
| 1971 | 642 |
| 1972 | 660 |
| 1973 | 696 |
| 1974 | 693 |
| 1975 | 857 |
| 1976 | 837 |
| 1977 | 889 |
| 1978 | 905 |
| 1979 | 949 |
| 1980 | 1050 |
| 1981 | 1051 |
| 1982 | 1008 |
| 1983 | 1269 |
| 1984 | 1194 |
| 1985 | 1279 |
| 1986 | 1356 |
| 1987 | 1268 |
| 1988 | 1367 |
| 1989 | 1561 |
| 1990 | 1670 |
| 1991 | 1694 |
| 1992 | 1914 |
| 1993 | 2101 |
| 1994 | 1884 |
| 1995 | 1939 |
| 1996 | 1875 |
| 1997 | 2093 |
| 1998 | 2254 |
| 1999 | 2410 |
| 2000 | 2534 |
| 2001 | 2488 |
| 2002 | 2556 |
| 2003 | 2672 |
| 2004 | 2779 |
| 2005 | 3011 |
| 2006 | 3161 |
| 2007 | 3413 |
| 2008 | 3544 |
| 2009 | 3783 |
| 2010 | 4106 |
| 2011 | 4542 |
| 2012 | 4835 |
| 2013 | 5152 |
| 2014 | 5274 |
| 2015 | 5328 |
| 2016 | 5492 |
| 2017 | 5578 |
| 2018 | 5863 |
| 2019 | 6344 |
| 2020 | 7384 |
| 2021 | 8343 |
| 2022 | 8042 |
| 2023 | 7942 |
| 2024 | 8082 |
| 2025 | 2812 |