Average prices decreased by 71.5% at Benmore, decreased by 71.4% at Islington, decreased by 34.7% at Haywards and decreased by 34.7% at Otahuhu over the last week.  Total Storage increased to 3658 GWh. NI storage increased by 2% to 495 GWh while SI storage increased by 16% to 3162 GWh.