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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 2 |
| 1960 | 3 |
| 1961 | 8 |
| 1962 | 7 |
| 1966 | 2 |
| 1967 | 3 |
| 1968 | 1 |
| 1971 | 1 |
| 1972 | 2 |
| 1973 | 6 |
| 1974 | 3 |
| 1975 | 4 |
| 1976 | 5 |
| 1977 | 3 |
| 1978 | 7 |
| 1979 | 9 |
| 1980 | 1 |
| 1981 | 2 |
| 1982 | 1 |
| 1983 | 3 |
| 1984 | 2 |
| 1985 | 4 |
| 1986 | 196 |
| 1987 | 773 |
| 1988 | 928 |
| 1989 | 1162 |
| 1990 | 1148 |
| 1991 | 1078 |
| 1992 | 1124 |
| 1993 | 1215 |
| 1994 | 1277 |
| 1995 | 1202 |
| 1996 | 1063 |
| 1997 | 1233 |
| 1998 | 971 |
| 1999 | 954 |
| 2000 | 897 |
| 2001 | 963 |
| 2002 | 1076 |
| 2003 | 852 |
| 2004 | 894 |
| 2005 | 920 |
| 2006 | 933 |
| 2007 | 1085 |
| 2008 | 1098 |
| 2009 | 1169 |
| 2010 | 1212 |
| 2011 | 1195 |
| 2012 | 1331 |
| 2013 | 1342 |
| 2014 | 1358 |
| 2015 | 1353 |
| 2016 | 1395 |
| 2017 | 1438 |
| 2018 | 1277 |
| 2019 | 1212 |
| 2020 | 1203 |
| 2021 | 913 |
| 2022 | 327 |
| 2023 | 313 |
| 2024 | 943 |
| 2025 | 1 |