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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1919 | 2 |
| 1922 | 1 |
| 1923 | 3 |
| 1924 | 2 |
| 1926 | 2 |
| 1927 | 1 |
| 1929 | 2 |
| 1932 | 1 |
| 1938 | 1 |
| 1940 | 2 |
| 1942 | 4 |
| 1943 | 7 |
| 1944 | 6 |
| 1945 | 30 |
| 1946 | 202 |
| 1947 | 148 |
| 1948 | 144 |
| 1949 | 148 |
| 1950 | 213 |
| 1951 | 316 |
| 1952 | 381 |
| 1953 | 376 |
| 1954 | 284 |
| 1955 | 248 |
| 1956 | 243 |
| 1957 | 233 |
| 1958 | 238 |
| 1959 | 263 |
| 1960 | 326 |
| 1961 | 345 |
| 1962 | 432 |
| 1963 | 493 |
| 1964 | 642 |
| 1965 | 438 |
| 1966 | 393 |
| 1967 | 763 |
| 1968 | 1278 |
| 1969 | 1229 |
| 1970 | 1429 |
| 1971 | 1532 |
| 1972 | 1768 |
| 1973 | 1818 |
| 1974 | 2024 |
| 1975 | 2196 |
| 1976 | 2151 |
| 1977 | 2117 |
| 1978 | 3096 |
| 1979 | 3297 |
| 1980 | 2860 |
| 1981 | 2428 |
| 1982 | 2543 |
| 1983 | 2794 |
| 1984 | 3008 |
| 1985 | 3151 |
| 1986 | 3096 |
| 1987 | 3427 |
| 1988 | 4106 |
| 1989 | 4583 |
| 1990 | 5079 |
| 1991 | 6004 |
| 1992 | 6606 |
| 1993 | 8221 |
| 1994 | 10426 |
| 1995 | 9129 |
| 1996 | 8817 |
| 1997 | 9068 |
| 1998 | 10085 |
| 1999 | 10061 |
| 2000 | 10182 |
| 2001 | 10760 |
| 2002 | 11027 |
| 2003 | 12602 |
| 2004 | 13297 |
| 2005 | 13739 |
| 2006 | 15656 |
| 2007 | 16311 |
| 2008 | 16478 |
| 2009 | 16850 |
| 2010 | 17930 |
| 2011 | 17881 |
| 2012 | 19140 |
| 2013 | 19332 |
| 2014 | 20377 |
| 2015 | 20715 |
| 2016 | 20556 |
| 2017 | 21178 |
| 2018 | 22629 |
| 2019 | 23980 |
| 2020 | 25330 |
| 2021 | 23730 |
| 2022 | 21084 |
| 2023 | 19862 |
| 2024 | 23726 |
| 2025 | 27778 |
| 2026 | 11086 |
| 2027 | 1 |