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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 15 |
| 1966 | 38 |
| 1967 | 30 |
| 1968 | 44 |
| 1976 | 39 |
| 1977 | 57 |
| 1978 | 45 |
| 1979 | 35 |
| 1980 | 42 |
| 1981 | 45 |
| 1982 | 31 |
| 1983 | 47 |
| 1984 | 32 |
| 1985 | 36 |
| 1986 | 21 |
| 1987 | 23 |
| 1988 | 17 |
| 1989 | 19 |
| 1990 | 19 |
| 1991 | 23 |
| 1992 | 14 |
| 1993 | 23 |
| 1994 | 31 |
| 1995 | 21 |
| 1996 | 23 |
| 1997 | 23 |
| 1998 | 30 |
| 1999 | 25 |
| 2000 | 26 |
| 2001 | 32 |
| 2002 | 38 |
| 2003 | 48 |
| 2024 | 0 |