1 - 100 units: S$2.32101 - 300 units: S$2.07 More than 301 units: S$1.93
1 - 100 units: S$4.63101 - 300 units: S$4.13 More than 301 units: S$3.86
1 - 100 units: S$3.09101 - 300 units: S$2.75 More than 301 units: S$2.57
1 - 100 units: S$3.35101 - 300 units: S$2.98 More than 301 units: S$2.79
1 - 100 units: S$2.81101 - 300 units: S$2.5 More than 301 units: S$2.34
1 - 100 units: S$3.28101 - 300 units: S$2.92 More than 301 units: S$2.73
1 - 100 units: S$4.83101 - 300 units: S$4.25 More than 301 units: S$3.86