II\ II 1988 79 || I 1989 82 I 1990 84 33 Woven fabrics of polyethylene less than 3 m wide and tonnes BNL 1987 488 woven sacks \\II 1988 508 IlIIII 1989 528 I 1990 549 41 Yarn of synthetic fibres ( continuous ) not put up for retail tonnes BNL • 1987, 150 sale IlII 1988 158 l I 1989 167