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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1915 | 1 |
| 1918 | 1 |
| 1925 | 1 |
| 1927 | 1 |
| 1928 | 1 |
| 1929 | 1 |
| 1930 | 2 |
| 1932 | 1 |
| 1933 | 1 |
| 1934 | 2 |
| 1935 | 1 |
| 1937 | 2 |
| 1938 | 2 |
| 1941 | 2 |
| 1943 | 2 |
| 1944 | 1 |
| 1945 | 7 |
| 1946 | 14 |
| 1947 | 17 |
| 1948 | 15 |
| 1949 | 27 |
| 1950 | 14 |
| 1951 | 11 |
| 1952 | 15 |
| 1953 | 32 |
| 1954 | 26 |
| 1955 | 30 |
| 1956 | 19 |
| 1957 | 21 |
| 1958 | 26 |
| 1959 | 31 |
| 1960 | 33 |
| 1961 | 48 |
| 1962 | 32 |
| 1963 | 35 |
| 1964 | 44 |
| 1965 | 58 |
| 1966 | 56 |
| 1967 | 54 |
| 1968 | 59 |
| 1969 | 71 |
| 1970 | 74 |
| 1971 | 60 |
| 1972 | 80 |
| 1973 | 82 |
| 1974 | 80 |
| 1975 | 63 |
| 1976 | 95 |
| 1977 | 114 |
| 1978 | 108 |
| 1979 | 101 |
| 1980 | 125 |
| 1981 | 118 |
| 1982 | 114 |
| 1983 | 153 |
| 1984 | 175 |
| 1985 | 159 |
| 1986 | 193 |
| 1987 | 215 |
| 1988 | 228 |
| 1989 | 228 |
| 1990 | 230 |
| 1991 | 227 |
| 1992 | 243 |
| 1993 | 256 |
| 1994 | 243 |
| 1995 | 235 |
| 1996 | 260 |
| 1997 | 238 |
| 1998 | 233 |
| 1999 | 258 |
| 2000 | 288 |
| 2001 | 279 |
| 2002 | 297 |
| 2003 | 335 |
| 2004 | 401 |
| 2005 | 429 |
| 2006 | 441 |
| 2007 | 487 |
| 2008 | 566 |
| 2009 | 607 |
| 2010 | 674 |
| 2011 | 692 |
| 2012 | 778 |
| 2013 | 782 |
| 2014 | 801 |
| 2015 | 807 |
| 2016 | 857 |
| 2017 | 834 |
| 2018 | 876 |
| 2019 | 851 |
| 2020 | 961 |
| 2021 | 1139 |
| 2022 | 999 |
| 2023 | 950 |
| 2024 | 967 |
| 2025 | 751 |