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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1973 | 36 |
| 1974 | 38 |
| 1975 | 52 |
| 1976 | 44 |
| 1977 | 24 |
| 1978 | 42 |
| 1979 | 65 |
| 1980 | 71 |
| 1981 | 57 |
| 1982 | 48 |
| 1983 | 58 |
| 1984 | 72 |
| 1985 | 74 |
| 1986 | 70 |
| 1987 | 120 |
| 1988 | 94 |
| 1989 | 151 |
| 1990 | 124 |
| 1991 | 122 |
| 1992 | 170 |
| 1993 | 123 |
| 1994 | 104 |
| 1995 | 128 |
| 1996 | 139 |
| 1997 | 141 |
| 1998 | 176 |
| 1999 | 140 |
| 2000 | 150 |
| 2001 | 137 |
| 2002 | 155 |
| 2003 | 198 |
| 2004 | 152 |
| 2005 | 137 |
| 2006 | 167 |
| 2007 | 177 |
| 2008 | 114 |
| 2009 | 180 |
| 2026 | 0 |