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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1873 | 1 |
| 1875 | 1 |
| 1878 | 3 |
| 1887 | 1 |
| 1903 | 1 |
| 1904 | 1 |
| 1905 | 1 |
| 1907 | 1 |
| 1908 | 1 |
| 1911 | 3 |
| 1912 | 1 |
| 1918 | 2 |
| 1919 | 1 |
| 1920 | 1 |
| 1923 | 1 |
| 1924 | 2 |
| 1925 | 1 |
| 1928 | 1 |
| 1929 | 2 |
| 1931 | 1 |
| 1932 | 1 |
| 1933 | 2 |
| 1934 | 2 |
| 1935 | 1 |
| 1937 | 1 |
| 1939 | 1 |
| 1940 | 2 |
| 1941 | 1 |
| 1942 | 1 |
| 1944 | 1 |
| 1945 | 7 |
| 1946 | 31 |
| 1947 | 37 |
| 1948 | 35 |
| 1949 | 35 |
| 1950 | 71 |
| 1951 | 93 |
| 1952 | 59 |
| 1953 | 82 |
| 1954 | 98 |
| 1955 | 90 |
| 1956 | 67 |
| 1957 | 80 |
| 1958 | 78 |
| 1959 | 63 |
| 1960 | 62 |
| 1961 | 66 |
| 1962 | 106 |
| 1963 | 209 |
| 1964 | 354 |
| 1965 | 291 |
| 1966 | 271 |
| 1967 | 357 |
| 1968 | 403 |
| 1969 | 436 |
| 1970 | 417 |
| 1971 | 510 |
| 1972 | 487 |
| 1973 | 593 |
| 1974 | 636 |
| 1975 | 693 |
| 1976 | 679 |
| 1977 | 683 |
| 1978 | 732 |
| 1979 | 783 |
| 1980 | 871 |
| 1981 | 882 |
| 1982 | 896 |
| 1983 | 971 |
| 1984 | 1098 |
| 1985 | 1201 |
| 1986 | 1118 |
| 1987 | 1165 |
| 1988 | 1172 |
| 1989 | 1278 |
| 1990 | 1239 |
| 1991 | 1268 |
| 1992 | 1269 |
| 1993 | 1341 |
| 1994 | 1179 |
| 1995 | 1211 |
| 1996 | 1210 |
| 1997 | 1193 |
| 1998 | 1121 |
| 1999 | 1104 |
| 2000 | 1057 |
| 2001 | 1091 |
| 2002 | 1061 |
| 2003 | 1165 |
| 2004 | 1096 |
| 2005 | 1101 |
| 2006 | 1209 |
| 2007 | 1101 |
| 2008 | 1177 |
| 2009 | 1139 |
| 2010 | 1199 |
| 2011 | 1222 |
| 2012 | 1233 |
| 2013 | 1247 |
| 2014 | 1301 |
| 2015 | 1347 |
| 2016 | 1242 |
| 2017 | 1187 |
| 2018 | 1165 |
| 2019 | 1239 |
| 2020 | 1332 |
| 2021 | 1256 |
| 2022 | 1183 |
| 2023 | 1107 |
| 2024 | 543 |