250 - $27.50 $0.11 per item, includes $2.50 GST) 500 - $53.90 $0.11 per item, includes $4.90 GST) 750 - $71.50 $0.10 per item, includes $6.50 GST) 1000 - $82.50 $0.08 per item, includes $7.50 GST) 2500 - $185.90 $0.07 per item, includes $16.90 GST) 5000 - $317.90 $0.06 per item, includes $28.90 GST)