 | 1993 - 600 str.
Includes special issues. | |
 | 1992 - 524 str.
Includes special issues. | |
 | 1991 - 706 str.
Includes special issues. | |
 | 1990 - 590 str.
Includes special issues. | |
 | 1989 - 568 str.
Includes special issues. | |
 | 1988 - 596 str.
Includes special issues. | |
 | 1987 - 728 str.
Includes special issues. | |
 | 1976 - 538 str.
Includes special issues. | |
 | 1975 - 548 str.
Includes special issues. | |
 | 1974 - 574 str.
Includes special issues. | |
| |
