1 - 10 units: S$12.2811 - 50 units: S$11.72 More than 51 units: S$11.16
1 - 10 units: S$16.0911 - 50 units: S$15.36 More than 51 units: S$14.63
1 - 10 units: S$29.711 - 50 units: S$28.35 More than 51 units: S$27
1 - 10 units: S$40.3911 - 50 units: S$38.56 More than 51 units: S$36.72
1 - 10 units: S$47.5211 - 50 units: S$45.36 More than 51 units: S$43.2
