100 - $42.90 $0.43 per item, includes $3.90 GST) 200 - $75.90 $0.38 per item, includes $6.90 GST) 300 - $115.50 $0.39 per item, includes $10.50 GST) 400 - $148.50 $0.37 per item, includes $13.50 GST) 500 - $185.90 $0.37 per item, includes $16.90 GST) 600 - $214.50 $0.36 per item, includes $19.50 GST)