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Tables for Section 3

Published:

Published:

Published:

New Zealand

Table 3.1: Summary survey data, New Zealand

LocationHouseholds – 2004Sample sizeSample error

1,440,336

201

6.9%

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Table 3.2: Domestic home heating methods and fuels used, New Zealand

 HouseholdsWinter fuel use (July)
%Numbertonnes/day%

Electricity

57%

816,907

-

-

Total gas

34%

487,278

375

2%

Flued gas

9%

134,939

-

-

Unflued gas

24%

352,339

-

-

Oil

2%

28,663

0

0.0%

Open fire

6%

85,990

-

-

Open fire: wood

6%

85,990

2080

12%

Open fire: coal

2%

28,663

295

2%

Total wood burner

38%

544,605

11,412

66%

Pre-1994 wood burner

16%

235,724

5,915

34%

1994–99 wood burner

12%

178,825

4077

24%

Post-1999 wood burner

9%

130,055

1420

8%

Multi-fuel burners

8%

114,654

-

-

Multi-fuel burners: wood

8%

114,654

1998

12%

Multi-fuel burners: coal

5%

78,824

1149

7%

Pellet burners

0%

0

0

0%

Total wood

52%

745,249

15,490

89%

Total coal

7%

107,488

1443

8%

Total

 

1,440,336

17,308

 

* Note: rounding errors may occur in the proportion of burners in different age categories and in types of gas heating.

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Table 3.3: Monthly variations in heating behaviour and fuel use, New Zealand

 Percentage of houses using this method each month
JanFebMarAprMayJunJulAugSepOctNovDec

Gas

2%

0%

5%

22%

54%

80%

86%

86%

60%

22%

0%

0%

Open fire

8%

8%

17%

25%

42%

92%

100%

75%

42%

17%

8%

8%

Wood burner

4%

4%

8%

29%

59%

83%

92%

92%

63%

30%

5%

3%

Multi-fuel

0%

0%

0%

20%

47%

100%

93%

87%

53%

27%

0%

0%

 Average number of days per week house is heated (only for those heating during that month)
JanFebMarAprMayJunJulAugSepOctNovDec

Gas

-

-

4

5

5

6

6

6

5

4

-

-

Open fire [Results for open fires use during the summer are biased by the small sample size for this heating method during summer months.]

7

7

7

6

6

4

4

4

5

5

7

7

Wood burner

2

2

5

5

6

6

6

6

5

5

3

-

Multi-fuel

-

-

-

5

6

5

6

6

6

5

-

-

 Daily fuel use (tonnes)
JanFebMarAprMayJunJulAugSepOctNovDec

Gas

-

-

14

85

212

351

375

349

134

43

-

-

Open fire: wood

0

0

0

350

1743

2012

2080

2005

939

263

0

0

Open fire: coal

129

129

129

129

172

270

295

221

203

129

129

129

Wood burner

0.0

0.0

0.0

2480

6165

9952

11,412

10,609

5745

2570

0

-

Multi-fuel: wood

-

-

-

726

899

1939

1998

1970

1183

1037

-

-

Multi-fuel: coal

-

-

-

0

800

1137

1149

1149

0

0

-

-

 Daily fuel use (kg)/ total number of households that heat with that method
JanFebMarAprMayJunJulAugSepOctNovDec

Gas

-

-

0.0

0.2

0.4

0.7

0.8

0.7

0.3

0.1

-

-

Open fire: wood

0.0

0.0

0.0

4.1

20.3

23.4

24.2

23.3

10.9

3.1

0.0

0.0

Open fire: coal

4.5

4.5

4.5

4.5

6.0

9.4

10.3

7.7

7.1

4.5

4.5

4.5

Wood burner

0.0

0.0

0.0

4.6

11.3

18.3

21.0

19.5

10.5

4.7

0.0

-

Multi-fuel: wood

-

-

-

6.3

7.8

16.9

17.4

17.2

10.3

9.0

-

-

Multi-fuel: coal

-

-

-

0

10

14

15

15

0

0

-

-

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Table 3.4: Estimated daily fuel use, by season, New Zealand

 Winter fuel use kg/daySummer fuel use kg/day

Gas

1

-

Open fire: wood

40

14

Open fire: coal

15

9

Wood burner

27

18

Multi-fuel: wood

20

11

Multi-fuel: coal

20

0

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Table 3.5: Average monthly heating costs (winter), New Zealand

 Winter month

Electric

$117

Gas

$66

Open fire

$61

Wood burner

$60

Multi-fuel

$73

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Table 3.6: Type of electric heating and average cost per household, New Zealand

 Night storeRadiantPortable oil columnPanelFanHeat pumpDon't know/ refusedOther

Households

42,995

193,478

222,141

64,493

265,137

107,488

-

64,493

Percent

5%

24%

28%

8%

33%

13%

-

8%

Cost*

$137

$100

$103

-

$84

$150

-

$152

* Cost estimates were based on responses for households using one type of electric heating method only. No cost information was available within this data set for households using panel heaters.

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Table 3.7: Home heating method, by house ownership, New Zealand

 Households living in rentalPercent living in rentalHouseholds living in own housePercent living in own house

Total

271,900

19%

1,168,436

81%

Electric

150,483

18%

666,424

82%

Gas

78,824

16%

408,454

84%

Open fire

35,829

42%

50,161

58%

Wood burner

71,659

13%

472,946

87%

Pellet burner

-

-

-

-

Multi-fuel

21,498

19%

93,156

81%

Oil

7166

25%

21,498

75%

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Table 3.8: House insulation summary statistics, New Zealand

 Insulation typeDegree of insulation
Households%

Ceiling

1,017,551

71%

No insulation

10%

Under floor

315,297

22%

1 type

26%

Wall

716,585

50%

2 types

27%

Cylinder wrap

336,795

23%

3 types

16%

Double glazing

150,483

10%

4 types

9%

None

143,317

10%

5 types

1%

Don't know

107,488

7%

Don't know

7%

Other

35,829

2%

  

* One type means the household has just one of: ceiling, under floor or wall insulation, a cylinder wrap or double glazing; two types are any two of these, etc.

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Table 3.9: Degree of house insulation, by heating method, New Zealand

Degree of insulationElectricGasWood burnerMulti-fuelOpen fire

1 type

24%

25%

26%

25%

33%

2 types

30%

29%

28%

19%

17%

3 types

17%

21%

18%

25%

17%

4 types

11%

6%

14%

13%

0%

5 types

1%

0%

0%

6%

8%

None or don't know

18%

19%

13%

13%

25%

Total

100%

100%

100%

100%

100%

* Note: columns may not sum exactly to 100 due to rounding error.

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Table 3.10: Home heating method, by household income, New Zealand

 ElectricGasWood burnerMulti-fuelOpen fire

Non-response

17%

9%

21%

25%

33%

Less than $20,000

18%

10%

9%

19%

8%

$20,000 to $30,000

11%

9%

5%

6%

8%

$30,000 to $40,000

9%

9%

11%

6%

0%

$40,000 to $50,000

11%

12%

11%

13%

0%

$50,000 to $70,000

14%

24%

12%

6%

17%

$70,000 to $100,000

9%

15%

18%

0%

17%

More than $100,000

11%

12%

12%

25%

17%

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Table 3.11: Home heating method, by age of dwelling, New Zealand

Age of dwellingElectric %Gas %Wood burner %Multi-fuel %Open fire %

10 years or less

18%

18%

9%

19%

25%

11–20 years

15%

12%

17%

13%

0%

21–40 years

33%

26%

38%

31%

17%

41+ years

25%

34%

26%

38%

50%

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Table 3.12: Home heating method, by number of bedrooms, New Zealand

Number of bedroomsElectric %Gas %Wood burner %Multi-fuel %Open fire %

1

2%

0%

1%

6%

0%

2

24%

9%

12%

13%

17%

3

35%

53%

42%

25%

42%

4

28%

31%

30%

31%

33%

5

4%

4%

9%

25%

8%

6

2%

0%

1%

0%

0%

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Tables for Section 3

November 2005

© Ministry for the Environment