Statistics
| Year | Art Direction | Design | Direction |
|---|---|---|---|
| 1970 | 1 | - | - |
| 1972 | - | 1 | - |
| 1973 | - | 1 | - |
| 1974 | 2 | 1 | - |
| 1975 | 2 | 2 | - |
| 1976 | 3 | 3 | - |
| 1977 | 7 | 4 | - |
| 1978 | 10 | 4 | - |
| 1979 | 10 | 8 | - |
| 1980 | 6 | 7 | - |
| 1981 | 5 | 5 | 1 |
| 1982 | 4 | 9 | 2 |
| 1983 | 7 | 10 | - |
| 1984 | 6 | 7 | - |
| 1985 | 5 | 8 | - |
| 1986 | 1 | 6 | 1 |
| 1987 | 4 | 6 | - |
| 1988 | 1 | 1 | - |
| 1989 | 2 | 5 | - |
| 1990 | 1 | - | - |
| 1991 | 1 | 1 | - |
| 1992 | 1 | 1 | - |
| 1993 | - | 1 | - |
| 1994 | 3 | 1 | - |
| 1997 | 1 | - | - |
| 1998 | 2 | - | - |
| 1999 | 1 | 1 | - |
| 2000 | 2 | - | - |
| 2001 | 2 | - | - |
| 2002 | 1 | - | - |
| 2005 | 1 | - | - |
| 2007 | 2 | - | - |
| 2012 | 1 | - | - |