Domestic Food Consumption and Expenditure 1982
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MINISTRY OF AGRICULTURE, FISHERIES AND FOOD ousehold Food Consumption and Expenditure: 1982 Annual Report of the National Food Survey Committee LONDON HER MAJESTY'S STATIONERY OFFICE © Crown Copyright 1984 First published 1984 ISBN 0 11 242652 2 THE NATIONAL FOOD SURVEY COMMITTEE G A H ELTON, CB, DSc, PhD, CChem, FRSC, FIBiol, FIFST Ministry of Agriculture, Fisheries and Food, Chairman A W ASHBY, MS Unilever PLC A H J BAINES, MA PROFESSOR J A C BROWN, MA University of Oxford C W CAPSTICK, CMG, BSc, MS Ministry of Agriculture, Fisheries and Food G I FORBES, FRACMA, FACOM, MFCM, LRCS&P, DTM&H, DPH, DMSA, DIH Scottish Home and Health Department J A HEADY, MA, PhD Royal Free Hospital School of Medicine DOROTHY F HOLLINGSWORTH, OBE, BSc, CChem, FRSC, FIBiol, FIFST, SRD P J LUND, BA (Econ), PhD' Ministry of Agriculture, Fisheries and Food J M SLATER, BSc, MS, PhD* Ministry of Agriculture, Fisheries and Food PROFESSOR A J RAYNER, BA, MA (Econ), PhD Nottingham University R K SKINNER, MSc, MD, MRCPath Department of Health and Social Security R K THOMAS, BA Office of Population Censuses and Surveys Secretaries D H BUSS, BSc, PhD, FIFST Ministry of Agriculture, Fisheries and Food B J DERRY, BSc, FSS* Ministry of Agriculture, Fisheries and Food G CROFT, BSc, MSc, FSS4 Ministry of Agriculture, Fisheries and Food ' Up to January 1984 ! From February 1984 1 Up to December 1983 ' From December 1983 iii Preface The National Food Survey Committee exists to report the findings of the Survey and also to assist the Ministry of Agriculture, Fisheries and Food by keeping the Survey under continuous review and recommending any changes that appear desirable. The Ministry, however, has overall responsibility for the Survey, for processing the results and arranging publication of the Committee's Reports. The Social Survey Division of the Office of Population Censuses and Surveys is reponsible for the selection of the Survey sample and for supervising and contracting-out the fieldwork and coding of the Survey to a commercial agency. The Committee wishes to renew its thanks to the Social Survey Division of the Office of Population Censuses and Surveys, to the British Market Research Bureau Limited for carrying out the fieldwork and coding of the Survey, to the Ministry of Agriculture, Fisheries and Food, and in particular to the many housewives who have given freely of their time to provide the basic information from which the Survey tabulations have been derived. Commentaries on the Survey's findings are published quarter by quarter in British Business. Unpublished data from the Survey may be obtained on payment of a fee. Enquiries should be addressed to the National Food Survey Branch of the Ministry of Agriculture, Fisheries and Food, Room 419, Whitehall Place (West), London, SW1A 2HH (telephone 01-233 5088). v Contents Paragraphs I INTRODUCTION 1-2 II NATIONAL FOOD SURVEY RESULTS, 1982 National averages, Great Britain ... 3-19 Averages for social, economic and other groups . 20-32 Special analyses ...... .33-35 Nutritional value ...... .36-38 in TABLES Page Table 1 Changes in incomes, prices and expenditure, 1980 - 1982 17 Average consumption, expenditure and prices relating to all house holds in the National Food Survey sample Table 2 Household food expenditure and total value of food obtained for consumption: 1982 compared with 1981 21 Table 3 Percentage changes in average expenditure, food prices and real value of food purchased: quarters of 1982 compared with corresponding quarters of 1981 . 22 Table 4 Indices of expenditure, prices and the real value of food purchased for household consumption, 1980 - 1982 23 Table 5 Consumption and purchases of individual foods; quarterly and annual national averages .. 24 Table 6 Expenditure on individual foods and percentage of households purchasing during Survey week; quarterly and annual national averages .... 28 Table 7 Prices of individual foods; quarterly and annual national averages ........ 32 Table 8 Percentage of households purchasing seasonal types of food during Survey week ..... 36 vii Ill TABLES— continued Page Regional and type of area averages of consumption, expenditure and relative food price levels Table 9 Expenditure on seasonal, convenience and other foods, together with comparative indices of food prices and the real value of food purchased .... 39 Table 10 Consumption of individual foods; annual averages 40 Income group averages of consumption, expenditure and relative food price levels Table 1 1 Expenditure on seasonal, convenience and other foods, together with comparative indices of food prices and the real value of food purchased .... 45 Table 12 Consumption of main food groups; annual averages 46 Table 13 Expenditure on main food groups; annual averages 49 Household composition group averages of consumption, expenditure and relative food price levels Table 14 Expenditure on seasonal, convenience and other foods, together with comparative indices of food prices and the real value of food purchased .... SS Table 15 Consumption of main food groups; annual averages 56 Table 16 Expenditure on main food groups; annual averages 59 Table 17 Total food expenditure per head and per household of certain household composition groups within income groups; annual averages ..... 62 Table 18 Consumption of main foods by certain household composition groups within income groups; annual averages ........ 63 Age of housewife group averages of consumption, expenditure and relative food price levels Table 19 Expenditure on seasonal, convenience and other foods, together with comparative indices of food prices and the real value of food purchased .... 71 viii Ill TABLES— continued Page Table 20 Consumption of main food groups; annual averages 72 Table 21 Expenditure on main food groups; annual averages 74 Housing tenure group averages of consumption, expenditure and relative food price levels Table 22 Expenditure on seasonal, convenience and other foods, together with comparative indices of food prices and the real value of food purchased .... 79 Table 23 Consumption of main food groups; annual averages 80 Table 24 Expenditure on main food groups; annual averages 83 Freezer-owning and other household group averages of consumption, expenditure and relative food price levels Table 25 Expenditure on seasonal, convenience and other foods, together with comparative indices of food prices and the real value of food purchased .... 89 Table 26 Consumption of main food groups; annual averages 90 Table 27 Expenditure on main food groups; annual averages 93 Special analyses MEALS EATEN OUTSIDE THE HOME Table 28 All meals 97 Table 29 Mid-day meals by children aged 5-14 years . 99 SOFT DRINKS Table 30 Purchases, expenditure and prices ... 101 Average nutritional value of household food Table 31 National quarterly and annual averages .. 107 Table 32 Contributions made by groups of foods to the nutritional value of household food; national averages 109 ix Ill TABLES— continued Page Table 33 Regional and type of area averages ... 113 Table 34 Income group averages ... 115 Table 35 Household composition averages ... 1 17 Table 36 Averages for household composition groups within income groups ...... 1 19 Table 37 Age of housewife group averages ... 126 Table 38 Housing tenure group averages ... 128 Table 39 Averages for freezer-owning and other households 130 Table 40 Indices of nutritional value for money of selected foods; national averages ...... 1 32 IV APPENDICES APPENDIX A Structure of the Survey ....... 135 TABLES Table 1 Constituencies surveyed ..... 143 Table 2 Quarterly composition of the sample of responding households by type of area .... 144 Table 3 Composition of the sample of responding households 145 Table 4 Average number of persons per household in the sample of responding households .... 146 Table 5 Composition of the sample of responding households: analysis by income group and household composition 147 Table 6 Main Survey classification of foods, 1982 .. 148 Table 6a Supplementary Survey classification of foods; 1982 154 Table 7 Estimates of the standard errors of the yearly national averages of expenditure, purchases and prices, 1982 156 x IV APPENDICES— continued Page Table 8 Estimates of the percentage standard errors of average per caput food consumption according to household composition ....... 160 Table 9 Estimates of the percentage standard errors of average per caput food expenditure according to household composition ....... 162 Table 10 Estimates of the percentage standard errors of average per caput food consumption according to age of housewife ....... 165 Table 1 1 Estimates of the percentage standard errors of average per caput food expenditure according to age of housewife 167 APPENDIX B Demand analyses and estimates of demand parameters . 169 TABLES Table 1 Estimated income elasticity of household food expenditure ....... 170 Table 2 Estimates of income elasticities of demand for individual foods ... .. 171 Table 3 Estimates of price elasticities of demand for certain foods, 1977 - 1982 175 Table 4 Annual indices of average deflated prices, purchases and demand, 1977 - 1982 182 Table 5 Estimates of price and cross-price elasticities of demand for certain foods, 1975 - 1982 .... 196 Table 6 Annual indices of average deflated prices, purchases and demand taking into account the effect of cross-price elasticities for related commodities, 1975 - 1982 . 198 Table 7 Estimates of own-price and cross-price elasticities of demand for broad food groups, 1975 - 1982 201 Table 8 Annual indices