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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 3 |
| 1949 | 1 |
| 1950 | 2 |
| 1951 | 6 |
| 1952 | 4 |
| 1953 | 10 |
| 1954 | 7 |
| 1955 | 10 |
| 1956 | 14 |
| 1957 | 13 |
| 1958 | 10 |
| 1959 | 16 |
| 1960 | 8 |
| 1961 | 55 |
| 1962 | 59 |
| 1963 | 79 |
| 1964 | 110 |
| 1965 | 93 |
| 1966 | 107 |
| 1967 | 128 |
| 1968 | 140 |
| 1969 | 136 |
| 1970 | 129 |
| 1971 | 144 |
| 1972 | 129 |
| 1973 | 134 |
| 1974 | 165 |
| 1975 | 173 |
| 1976 | 205 |
| 1977 | 211 |
| 1978 | 259 |
| 1979 | 236 |
| 1980 | 282 |
| 1981 | 299 |
| 1982 | 345 |
| 1983 | 422 |
| 1984 | 410 |
| 1985 | 454 |
| 1986 | 437 |
| 1987 | 495 |
| 1988 | 525 |
| 1989 | 580 |
| 1990 | 600 |
| 1991 | 545 |
| 1992 | 693 |
| 1993 | 687 |
| 1994 | 714 |
| 1995 | 738 |
| 1996 | 751 |
| 1997 | 763 |
| 1998 | 834 |
| 1999 | 792 |
| 2000 | 883 |
| 2001 | 888 |
| 2002 | 882 |
| 2003 | 980 |
| 2004 | 986 |
| 2005 | 1002 |
| 2006 | 999 |
| 2007 | 1081 |
| 2008 | 1156 |
| 2009 | 1223 |
| 2010 | 1256 |
| 2011 | 1434 |
| 2012 | 1459 |
| 2013 | 1536 |
| 2014 | 1675 |
| 2015 | 1668 |
| 2016 | 1744 |
| 2017 | 1710 |
| 2018 | 1849 |
| 2019 | 1941 |
| 2020 | 2178 |
| 2021 | 2413 |
| 2022 | 2252 |
| 2023 | 2085 |
| 2024 | 2095 |
| 2025 | 1828 |
| 2026 | 3 |