| ↓ ID ✕ | Formula ✕ | Age ✕ |
|---|---|---|
| 1976 | Au16Si8 | 47M |
| 1977 | Au16Si8 | 47M |
| 1978 | Au16Si8 | 47M |
| 1979 | Au16Si8 | 47M |
| 1980 | Au16Si8 | 47M |
| 1981 | Au16Si8 | 47M |
| 1982 | Au16Si8 | 47M |
| 1983 | Au8Si4 | 47M |
| 1984 | Au8Si4 | 47M |
| 1985 | Au8Si4 | 47M |
| 1986 | Au8Si4 | 47M |
| 1987 | Au10Si4 | 47M |
| 1988 | Au10Si4 | 47M |
| 1989 | Au10Si4 | 47M |
| 1990 | Au10Si4 | 47M |
| 1991 | Au10Si4 | 47M |
| 1992 | Au10Si4 | 47M |
| 1993 | Au10Si4 | 47M |
| 1994 | Au10Si4 | 47M |
| 1995 | Au10Si4 | 47M |
| 1996 | Au10Si4 | 47M |
| 1997 | Au10Si4 | 47M |
| 1998 | Au10Si4 | 47M |
| 1999 | Au10Si4 | 47M |
| 2000 | Au10Si4 | 47M |