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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1928 | 2 |
| 1938 | 1 |
| 1939 | 1 |
| 1942 | 1 |
| 1946 | 7 |
| 1947 | 4 |
| 1948 | 11 |
| 1949 | 11 |
| 1950 | 11 |
| 1951 | 6 |
| 1952 | 7 |
| 1953 | 10 |
| 1954 | 8 |
| 1955 | 7 |
| 1956 | 9 |
| 1957 | 14 |
| 1958 | 11 |
| 1959 | 8 |
| 1960 | 8 |
| 1961 | 8 |
| 1962 | 10 |
| 1963 | 13 |
| 1964 | 14 |
| 1965 | 18 |
| 1966 | 23 |
| 1967 | 24 |
| 1968 | 26 |
| 1969 | 30 |
| 1970 | 23 |
| 1971 | 23 |
| 1972 | 12 |
| 1973 | 24 |
| 1974 | 37 |
| 1975 | 127 |
| 1976 | 125 |
| 1977 | 134 |
| 1978 | 99 |
| 1979 | 124 |
| 1980 | 195 |
| 1981 | 214 |
| 1982 | 244 |
| 1983 | 310 |
| 1984 | 389 |
| 1985 | 438 |
| 1986 | 472 |
| 1987 | 593 |
| 1988 | 695 |
| 1989 | 872 |
| 1990 | 1057 |
| 1991 | 1216 |
| 1992 | 1445 |
| 1993 | 1674 |
| 1994 | 1777 |
| 1995 | 1906 |
| 1996 | 1815 |
| 1997 | 1659 |
| 1998 | 1516 |
| 1999 | 1590 |
| 2000 | 1601 |
| 2001 | 1560 |
| 2002 | 1582 |
| 2003 | 1567 |
| 2004 | 1577 |
| 2005 | 1645 |
| 2006 | 1566 |
| 2007 | 1783 |
| 2008 | 1806 |
| 2009 | 1720 |
| 2010 | 1841 |
| 2011 | 1844 |
| 2012 | 1844 |
| 2013 | 1808 |
| 2014 | 1871 |
| 2015 | 1860 |
| 2016 | 1835 |
| 2017 | 1763 |
| 2018 | 1736 |
| 2019 | 1802 |
| 2020 | 1871 |
| 2021 | 2020 |
| 2022 | 2123 |
| 2023 | 1818 |
| 2024 | 768 |