✨ Financial and Performance Measures




3 DECEMBER NEW ZEALAND GAZETTE 4405

Natural Gas Corporation – Gas Distribution Activities

Statement of Performance Measures

For the year ended 30 June 1999

For the purposes of the Gas (Information Disclosure) Regulations 1997

1999 1998

1. Financial Performance Measures

Accounting Return on Total Assets | 11.43% | 10.14% |
Accounting Return on Equity | 9.07% | 8.42% |
Accounting Rate of Profit | 7.03% | 7.62% |

Measures Adjusted to include Profit on Sale of Network Assets
(see Note 2)

Accounting Return on Total Assets | 15.35% | 10.14% |
Accounting Return on Equity | 12.00% | 8.42% |
Accounting Rate of Profit | 10.95% | 7.62% |

2. Efficiency Performance Measures

Direct Line Costs per Kilometre | $1,854 | $1,731 |
Indirect Line Costs per Gas Customer| $65 | $90 |
Total Costs per Kilometre | $3,217 | $3,434 |
Total Costs per Customer | $153 | $182 |

3. Energy Delivery Efficiency Performance Measures

Load Factor | 83.66% | 78.12% |
Unaccounted for Gas Ratio | 0.01% gain | 0.38% loss |

4. Statistics

System Length (km) | 2,267 | 2,428 |
Maximum Monthly Amount of Gas Entering System | 812,703 TJ | 908,776 TJ |
Total Annual Amount of Gas Conveyed through System | 8,192,334 TJ | 8,518,965 TJ |
Total Annual Amount of Gas Conveyed through System
for persons not in a prescribed business relationship
| 75,120 TJ | 2,788 TJ |
Total Number of Customers | 47,727 | 45,834 |

5. Reliability Performance Measures

Unplanned Transmission System Interruptions (hours) | n.a. | n.a. |
Unplanned Distribution System Interruptions not related to
Transmission System Interruptions (hours/customer)
| 0.00103 | 0.0211 |
Interruptions attributable to third party interference | 0.00356 | 0.0087 |
Unplanned Distribution System Interruptions related to
Transmission System Interruptions (hours/customer)
| 0 | 0 |



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Natural Gas, Financial Performance, Efficiency Measures, Energy Delivery, Statistics, Reliability