Committee Reports::Report No. 06 - Electricity Supply Board::09 December, 1986::Appendix

Appendix (xi)

PRICE INCREASES


1972 - 1986


 

 

 

 

 

MONTH

YEAR

TOTAL

BASIC RATE

FUEL COST VARIATION CHARGE

INDEX

July

1971

7.1%

7.1%

-

100

June

1972

9.3%

9.3%

-

109.3

May

1973

3.5%

3.5%

-

113.13

January

1974

23.0%

10.0%

13.0%

139.14

February

1974

11.3%

-

11.3%

154.87

March

1974

3.4%

-

3.4%

160.13

April

1974

6.2%

-

6.2%

170.06

May

1974

2.3%

-

2.3%

173.97

August

1974

11.4%

11.4%

-

193.81

May

1975

13.9%

13.9%

-

220.74

October

1975

4.3%

-

4.3%

230.24

April

1976

2.6%

-

2.6%

236.22

July

1976

4.6%

4.6%

-

247.09

October

1976

11.7%

-

11.7%

276.00

February

1977

8.7%

8.7%

-

300.01

April

1977

2.6%

-

2.6%

307.81

October

1977

(1.8%)

-

-1.8%

302.27

April

1978

(4.93%)

-

-4.93%

287.37

June

1979

19.5%

19.5%

-

343.40

October

1979

10.13%

-

10.13%

378.19

February

1980

20.5%

-

20.5%

455.72

August

1980

19.55%

18.64%

0.91%

544.81

August

1981

25.44%

8.31%

17.13%


(incl. Surcharge)

683.41

June

1982

3.07%

3.07%

-

704.39

July

1983

9.69%

9.69%

-

772.65

November

1984

6.83%

6.83%

-

825.42

January

1985

-1.45%

-1.45%

-

813.45

January

1986

2.70%

2.70%

-

835.41

April

1986

-2.87%

-2.87%

-

811.44

September

1986

-2.25%

-2.25%

-

793.18