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Mr. Ralph Howell
asked the Minister of Agriculture, Fisheries and Food if he will state the retail price of butter for each year since 1970, in actual prices and in constant prices and also showing 1970 as 100.
Mr. Donald Thompson
The information requested is given in the table. The figures are based on average prices, published by the Department of Employment, which are used in the compilation of the retail price index (RPI):
| Average retail prices of butler in the United Kingdom | ||||
| Actual price | Average prices at constant (1970) prices1 | |||
| p/250 grammes2 | Index 1970=100 | P/250 grammes2 | Index 1970=100 | |
| 1970 | 10·0 | 100 | 10·0 | 100 |
| 1971 | 13·6 | 136 | 12·4 | 124 |
| 1972 | 15·1 | 150 | 12·9 | 129 |
| 1973 | 12·7 | 127 | 9·9 | 99 |
| 1974 | 13·2 | 132 | 8·9 | 89 |
| 1975 | 16·8 | 168 | 9·1 | 91 |
| 1976 | 24·3 | 243 | 11·3 | 113 |
| 1977 | 29·9 | 299 | 12·0 | 120 |
| 1978 | 33·4 | 334 | 12·4 | 124 |
| 1979 | 39·8 | 398 | 13·0 | 130 |
| 1980 | 43·3 | 433 | 12·0 | 120 |
| 1981 | 46·1 | 460 | 11·4 | 114 |
| 1982 | 49·8 | 498 | 11·4 | 114 |
| 1983 | 49·9 | 499 | 10·9 | 109 |
| 1984 | 51·0 | 510 | 10·6 | 106 |
| 1985 | 52·5 | 525 | 10·3 | 103 |
| 1986 | 52·5 | 525 | 9·9 | 99 |
| 1 Average prices deflated by the RPI All-items index. | ||||
| 2 Prices converted to 250 grammes equivalent. Prior to 1980 prices were collected in terms of p/lb. | ||||