250 - $42.90 $0.17 per item, includes $3.90 GST) 500 - $42.90 $0.09 per item, includes $3.90 GST) 750 - $53.90 $0.07 per item, includes $4.90 GST) 1000 - $75.90 $0.08 per item, includes $6.90 GST) 2500 - $159.50 $0.06 per item, includes $14.50 GST) 5000 - $317.90 $0.06 per item, includes $28.90 GST)