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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 24 |
| 1950 | 135 |
| 1951 | 92 |
| 1952 | 220 |
| 1953 | 282 |
| 1954 | 339 |
| 1955 | 403 |
| 1956 | 467 |
| 1957 | 541 |
| 1958 | 540 |
| 1959 | 622 |
| 1960 | 874 |
| 1961 | 815 |
| 1962 | 1078 |
| 1963 | 1139 |
| 1964 | 1289 |
| 1965 | 1415 |
| 1966 | 1271 |
| 1967 | 1460 |
| 1968 | 1781 |
| 1969 | 1868 |
| 1970 | 1986 |
| 1971 | 2019 |
| 1972 | 2168 |
| 1973 | 2271 |
| 1974 | 1585 |
| 1975 | 1932 |
| 1976 | 2261 |
| 1977 | 2001 |
| 1978 | 2078 |
| 1979 | 2058 |
| 1980 | 2215 |
| 1981 | 2034 |
| 1982 | 1865 |
| 1983 | 1684 |
| 1984 | 1610 |
| 1985 | 1626 |
| 1986 | 1707 |
| 1987 | 1668 |
| 1988 | 1664 |
| 1989 | 1732 |
| 1990 | 1794 |
| 1991 | 1907 |
| 1992 | 1895 |
| 1993 | 1774 |
| 1994 | 1789 |
| 1995 | 1644 |
| 1996 | 1454 |
| 1997 | 1424 |
| 1998 | 1836 |
| 1999 | 1592 |
| 2000 | 1658 |
| 2001 | 1230 |
| 2002 | 1346 |
| 2003 | 1054 |
| 2004 | 1315 |
| 2005 | 1578 |
| 2006 | 1813 |
| 2007 | 1773 |
| 2008 | 1888 |
| 2009 | 1935 |
| 2010 | 2013 |
| 2011 | 2234 |
| 2012 | 2452 |
| 2013 | 2790 |
| 2014 | 2765 |
| 2015 | 2412 |
| 2016 | 1919 |
| 2023 | 0 |