Table 2.

The top 41 food items ranked in descending order within the food-frequency questionnaire food groups according to the mean number of recordings over the five interceptions

		Number of recordings for each interception
Food group	Food item	1995	1997	1999	2000	2003	a	b	SD
Grain/cereal group, breakfast cereal/porridges and other starches	Rice	140	138	138	139	129	136.8	−11	4.4
	Stiff maize-meal porridge	135	136	135	141	129	135.2	−6	4.3
	Brown bread	113	107	113	118	108	111.8	−5	4.4
	Samp and beans	133	131	70	70	101	101.0	−32	31.0
	Soft maize-meal porridge	125	60	81	77	70	82.6	−55	25.0
	Ratio	0.15	0.13	0.14	0.15	0.16
Meat and meat substitutes	Chicken	132	130	136	140	134	134.4	+2	3.9
	Eggs	125	131	124	129	115	124.8	−10	6.2
	Beef stew	135	134	59	102	122	110.4	−13	31.7
	Peanut butter	129	111	113	116	71	108.0	−58	21.8
	Fried fish	111	108	97	81	71	93.6	−40	17.3
	Cheese	85	77	101	101	92	91.2	+7	51.1
	Polony	0	125	111	115	97	89.6	+97	51.1
	Baked beans	90	105	87	75	68	86.8	−22	14.3
	Ratio	0.19	0.20	0.21	0.22	0.23
Fruit and vegetable	Apple	122	117	101	77	80	99.4	−42	20.6
	Mashed potatao	116	118	117	101	37	97.8	−79	34.7
	Cabbage	129	107	104	102	30	94.4	−99	37.6
	Banana	100	107	91	86	72	91.2	−28	13.4
	Orange	116	120	80	82	44	88.4	−72	30.1
	Pumpkin	104	92	75	64	18	70.6	−56	33.2
	Mixed vegetable	74	67	51	51	23	53.2	−51	19.7
	Fruit juice	16	26	78	20	99	47.8	+47	38.1
	Ratio	0.18	0.17	0.18	0.16	0.12
Fats and oils	Oil	139	137	133	118	72	119.4	−67	27.9
	Salad dressing	109	83	94	86	90	92.4	−47	10.2
	Butter	138	132	43	0	47	72.0	−91	60.4
	Ice cream	74	78	45	48	99	68.8	+25	22.5
	Margarine	1	0	80	129	75	57.0	+74	55.7
	Non-dairy creamer	70	74	42	55	0	48.2	-−70	29.8
	Ratio	0.12	0.12	0.11	0.12	0.11
Milk and milk products	Full-cream milk	133	128	129	127	99	123.2	−34	13.7
	Custard	92	92	69	53	61	73.4	−31	17.9
	Low-fat yoghurt	82	67	37	53	67	61.2	−25	16.9
	Ratio	0.07	0.07	0.06	0.06	0.07
Miscellaneous	Sugar	138	142	108	130	139	131.0	+1	13.8
	Sweets	132	138	132	120	127	129.8	−5	6.6
	Tea	135	129	126	130	126	129.2	−9	3.7
	Carbonated beverages	121	127	117	121	114	120.0	−7	4.9
	Biscuits	114	132	95	110	86	107.4	−28	17.8
	Crisps	133	131	70	70	101	101.0	−32	31.0
	Jam	90	115	102	111	78	99.2	−12	15.3
	Popcorn plain	102	64	115	121	55	91.4	−47	30.1
	Chocolate	95	117	81	67	84	88.8	−11	18.7
	Jelly	121	98	65	44	53	76.2	−68	32.3
	Coffee	70	97	58	73	82	76.0	+12	14.5
	Ratio	0.30	0.30	0.30	0.30	0.30

SD - standard deviation; a - mean number of recordings over five interceptions; b - decrease (-) or increase (+) in the number of recordings from 1995 to 2003; Ratio - the number of food items recorded in each of the six food groups at each interception (X)/the total number of food items for all the six food groups for each of the five interceptions (Y).