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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1878 | 1 |
| 1885 | 1 |
| 1911 | 4 |
| 1914 | 1 |
| 1927 | 1 |
| 1928 | 1 |
| 1931 | 3 |
| 1933 | 1 |
| 1934 | 1 |
| 1936 | 2 |
| 1939 | 1 |
| 1940 | 2 |
| 1941 | 1 |
| 1942 | 1 |
| 1943 | 2 |
| 1944 | 2 |
| 1945 | 4 |
| 1946 | 13 |
| 1947 | 20 |
| 1948 | 23 |
| 1949 | 15 |
| 1950 | 35 |
| 1951 | 35 |
| 1952 | 38 |
| 1953 | 43 |
| 1954 | 46 |
| 1955 | 37 |
| 1956 | 47 |
| 1957 | 47 |
| 1958 | 43 |
| 1959 | 57 |
| 1960 | 69 |
| 1961 | 53 |
| 1962 | 44 |
| 1963 | 62 |
| 1964 | 61 |
| 1965 | 66 |
| 1966 | 59 |
| 1967 | 79 |
| 1968 | 62 |
| 1969 | 79 |
| 1970 | 81 |
| 1971 | 84 |
| 1972 | 113 |
| 1973 | 89 |
| 1974 | 110 |
| 1975 | 120 |
| 1976 | 115 |
| 1977 | 112 |
| 1978 | 146 |
| 1979 | 137 |
| 1980 | 139 |
| 1981 | 135 |
| 1982 | 120 |
| 1983 | 151 |
| 1984 | 165 |
| 1985 | 172 |
| 1986 | 190 |
| 1987 | 197 |
| 1988 | 234 |
| 1989 | 260 |
| 1990 | 240 |
| 1991 | 259 |
| 1992 | 268 |
| 1993 | 324 |
| 1994 | 294 |
| 1995 | 262 |
| 1996 | 329 |
| 1997 | 322 |
| 1998 | 367 |
| 1999 | 323 |
| 2000 | 388 |
| 2001 | 434 |
| 2002 | 441 |
| 2003 | 456 |
| 2004 | 460 |
| 2005 | 512 |
| 2006 | 553 |
| 2007 | 577 |
| 2008 | 632 |
| 2009 | 717 |
| 2010 | 782 |
| 2011 | 794 |
| 2012 | 915 |
| 2013 | 943 |
| 2014 | 951 |
| 2015 | 1011 |
| 2016 | 996 |
| 2017 | 1102 |
| 2018 | 1182 |
| 2019 | 1255 |
| 2020 | 1437 |
| 2021 | 1687 |
| 2022 | 1404 |
| 2023 | 1118 |
| 2024 | 1085 |
| 2025 | 869 |