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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1848 | 2 |
| 1899 | 1 |
| 1911 | 1 |
| 1912 | 1 |
| 1925 | 1 |
| 1934 | 1 |
| 1935 | 1 |
| 1936 | 1 |
| 1937 | 1 |
| 1943 | 1 |
| 1945 | 2 |
| 1946 | 2 |
| 1947 | 4 |
| 1948 | 3 |
| 1949 | 4 |
| 1950 | 10 |
| 1951 | 14 |
| 1952 | 23 |
| 1953 | 18 |
| 1954 | 20 |
| 1955 | 17 |
| 1956 | 17 |
| 1957 | 23 |
| 1958 | 43 |
| 1959 | 42 |
| 1960 | 40 |
| 1961 | 40 |
| 1962 | 35 |
| 1963 | 10 |
| 1964 | 39 |
| 1965 | 47 |
| 1966 | 31 |
| 1967 | 99 |
| 1968 | 84 |
| 1969 | 86 |
| 1970 | 94 |
| 1971 | 61 |
| 1972 | 53 |
| 1973 | 32 |
| 1974 | 39 |
| 1975 | 48 |
| 1976 | 49 |
| 1977 | 43 |
| 1978 | 34 |
| 1979 | 41 |
| 1980 | 62 |
| 1981 | 42 |
| 1982 | 57 |
| 1983 | 49 |
| 1984 | 40 |
| 1985 | 39 |
| 1986 | 65 |
| 1987 | 112 |
| 1988 | 148 |
| 1989 | 143 |
| 1990 | 235 |
| 1991 | 241 |
| 1992 | 261 |
| 1993 | 287 |
| 1994 | 267 |
| 1995 | 285 |
| 1996 | 299 |
| 1997 | 380 |
| 1998 | 450 |
| 1999 | 511 |
| 2000 | 561 |
| 2001 | 667 |
| 2002 | 728 |
| 2003 | 858 |
| 2004 | 874 |
| 2005 | 1058 |
| 2006 | 1259 |
| 2007 | 1428 |
| 2008 | 1566 |
| 2009 | 1716 |
| 2010 | 1836 |
| 2011 | 2100 |
| 2012 | 2359 |
| 2013 | 2681 |
| 2014 | 4174 |
| 2015 | 5368 |
| 2016 | 6012 |
| 2017 | 6170 |
| 2018 | 6781 |
| 2019 | 7123 |
| 2020 | 8245 |
| 2021 | 9080 |
| 2022 | 8839 |
| 2023 | 8759 |
| 2024 | 7722 |
| 2025 | 12 |