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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 2 |
| 1947 | 1 |
| 1948 | 1 |
| 1949 | 4 |
| 1950 | 4 |
| 1951 | 2 |
| 1952 | 14 |
| 1953 | 12 |
| 1954 | 10 |
| 1955 | 9 |
| 1956 | 5 |
| 1957 | 4 |
| 1958 | 10 |
| 1959 | 7 |
| 1960 | 17 |
| 1961 | 14 |
| 1962 | 13 |
| 1963 | 11 |
| 1964 | 16 |
| 1965 | 11 |
| 1966 | 2 |
| 1967 | 1 |
| 1968 | 1 |
| 1970 | 3 |
| 1971 | 4 |
| 1972 | 56 |
| 1973 | 164 |
| 1974 | 250 |
| 1975 | 253 |
| 1976 | 304 |
| 1977 | 274 |
| 1978 | 374 |
| 1979 | 424 |
| 1980 | 402 |
| 1981 | 420 |
| 1982 | 448 |
| 1983 | 523 |
| 1984 | 584 |
| 1985 | 672 |
| 1986 | 682 |
| 1987 | 709 |
| 1988 | 850 |
| 1989 | 915 |
| 1990 | 967 |
| 1991 | 1102 |
| 1992 | 1052 |
| 1993 | 1183 |
| 1994 | 1181 |
| 1995 | 1226 |
| 1996 | 1182 |
| 1997 | 1149 |
| 1998 | 1215 |
| 1999 | 1209 |
| 2000 | 1185 |
| 2001 | 1142 |
| 2002 | 1216 |
| 2003 | 1225 |
| 2004 | 1191 |
| 2005 | 1284 |
| 2006 | 1308 |
| 2007 | 1319 |
| 2008 | 1348 |
| 2009 | 1265 |
| 2010 | 1354 |
| 2011 | 1506 |
| 2012 | 1599 |
| 2013 | 1539 |
| 2014 | 1657 |
| 2015 | 1832 |
| 2016 | 1676 |
| 2017 | 1722 |
| 2018 | 1681 |
| 2019 | 1697 |
| 2020 | 1571 |
| 2021 | 1345 |
| 2022 | 727 |
| 2023 | 636 |
| 2024 | 1303 |
| 2025 | 819 |