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Mr. Teddy Taylor
asked the Secretary of State for Energy how many homes in Great Britain have gas central heating; and what were the comparable figures in each of the previous 10 years.
Dr. John A. Cunningham
The latest available sample survey, conducted in the course of 1975, indicated that approximately 4·24 million homes in Great Britain had gas central heating. Comparable figures for earlier years were:
| million | |
| 1966 | 0·65 |
| 1967 | not available |
| 1968 | 1·09 |
| 1969 | 1·54 |
| 1970 | 1·88 |
| 1971 | 2·21 |
| 1972 | 2·59 |
| 1973 | 3·14 |
| 1974 | 3·80 |