As at 31 March.

Net number of customers added during the period, includes disconnected, reconnected and decommissioned ICPs. 

Regulatory year – 12 months to 31 March.

SAIDI (minutes) for the 12 months ended 31 March 2018 is an unaudited value and subject to change. 

Audited value.

Billable ICPs. 

Excludes gas sold as gas liquids.  These sales are included within the gas liquids sales tonnages.

Total of retail and wholesale LPG and natural gasoline. 

Number of 9kg LPG bottles swapped and sold during the year.

Includes product tolled in Taranaki and further tolled in the South Island.

The number of smart meters deployed as at 31 March 2018 includes 125,472 meters managed but not owned by Vector (31 March 2017: 90,515).