Год: Том (Номера) / Year: Volume (Numbers)
1998: 33(1,2,3,4,5,6)
1997: 32(1,2,3,4,5,6)
1996: 31(1,2,3,4,5,6)
1995: 30(1,2,3,4,5,6)
1994: 29(2,3,4,5)
1993: 28(1,2,3,4,5,6)
1992: 27(6)