£1.05 per unit
£1.71 per unit
£1.71 per unit
£1.30 per unit
£1.71 per unit
£1.07 per unit
£1.92 per unit
£1.92 per unit
£1.09 per unit
£1.79 per unit
£1.79 per unit
£1.79 per unit
£1.11 per unit
£1.98 per unit
£1.98 per unit
£0.34 per unit