1 - 10 units: S$5.4211 - 50 units: S$3.67 More than 51 units: S$3.51
1 - 10 units: S$6.2911 - 50 units: S$4.7 More than 51 units: S$4.53
1 - 10 units: S$811 - 50 units: S$5.79 More than 51 units: S$5.53
1 - 10 units: S$9.411 - 50 units: S$7 More than 51 units: S$6.8
1 - 10 units: S$4.7111 - 50 units: S$3.87 More than 51 units: S$3.7
1 - 10 units: S$6.911 - 100 units: S$5.67 More than 101 units: S$5.43
1 - 10 units: S$8.5711 - 50 units: S$6.98 More than 51 units: S$6.67
1 - 10 units: S$9.211 - 50 units: S$7.49 More than 51 units: S$7.16