£1.74 per unit
£2.00 per unit
£2.34 per unit
£2.10 per unit
£5.34 per unit
£32.40 per unit
£10.83 per unit
£4.73 per unit
£11.40 per unit
£4.20 per unit
£2.70 per unit
£6.56 per unit
£5.76 per unit
£5.50 per unit
£6.12 per unit
£8.09 per unit