£5.71 per unit
£8.36 per unit
£10.46 per unit
£15.83 per unit
£7.84 per unit
£9.30 per unit
£18.22 per unit
£10.88 per unit
£7.04 per unit
£10.74 per unit
£5.54 per unit
£14.35 per unit
£1.40 per unit
£1.37 per unit
£1.13 per unit
£1.55 per unit