100 - $49.50 $0.50 per item, includes $4.50 GST) 200 - $42.90 $0.21 per item, includes $3.90 GST) 300 - $53.90 $0.18 per item, includes $4.90 GST) 400 - $53.90 $0.13 per item, includes $4.90 GST) 500 - $42.90 $0.09 per item, includes $3.90 GST) 600 - $42.90 $0.07 per item, includes $3.90 GST)