£15.20 per unit
£7.20 per unit
£16.80 per unit
£21.60 per unit
£3.58 per unit
£1.93 per unit
£0.46 per unit
£4.56 per unit
£6.42 per unit
£4.35 per unit
£5.40 per unit
£7.25 per unit
£7.25 per unit
£6.27 per unit
£0.83 per unit
£1.04 per unit