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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 2 |
| 1967 | 1 |
| 1971 | 4 |
| 1973 | 3 |
| 1974 | 16 |
| 1975 | 85 |
| 1976 | 98 |
| 1977 | 75 |
| 1978 | 123 |
| 1979 | 173 |
| 1980 | 263 |
| 1981 | 327 |
| 1982 | 515 |
| 1983 | 689 |
| 1984 | 804 |
| 1985 | 933 |
| 1986 | 1004 |
| 1987 | 1063 |
| 1988 | 1118 |
| 1989 | 1159 |
| 1990 | 1109 |
| 1991 | 1113 |
| 1992 | 1088 |
| 1993 | 941 |
| 1994 | 995 |
| 1995 | 964 |
| 1996 | 908 |
| 1997 | 966 |
| 1998 | 1121 |
| 1999 | 1044 |
| 2000 | 1168 |
| 2001 | 1194 |
| 2002 | 1095 |
| 2003 | 1063 |
| 2004 | 1067 |
| 2005 | 1174 |
| 2006 | 1136 |
| 2007 | 1183 |
| 2008 | 1141 |
| 2009 | 1201 |
| 2010 | 1325 |
| 2011 | 1411 |
| 2012 | 1345 |
| 2013 | 1341 |
| 2014 | 1286 |
| 2015 | 1244 |
| 2016 | 1125 |
| 2017 | 1087 |
| 2018 | 1156 |
| 2019 | 1155 |
| 2020 | 1135 |
| 2021 | 992 |
| 2022 | 183 |
| 2023 | 78 |
| 2024 | 939 |
| 2025 | 771 |