Table 1.

Respondent demographics of Western Australian Nutrition Monitoring Survey Series (NMSS)

	1995	1998	2001	2004	2009	2012	Total % a
	n = 1002	n = 1004	n = 1004	n = 1202	n = 1284	n = 1548	n = 7044
Sex
Female	631	502	502	601	830	1005	49.2
Male	371	502	502	601	454	543	50.8
Age group
18–24 years	119	110	118	103	71	66	15.8
25–34 years	257	210	245	232	180	144	23.0
35-44 years	291	305	296	333	340	377	22.4
45–54 years	207	234	212	297	356	466	21.3
55–64 years	128	145	133	237	337	495	17.4
Area of residence
Metropolitan	748	751	754	601	965	1011	78.3
Rural areas b	203	190	18	451	290	455	16.9
Remote areas b	51	63	62	150	29	82	4.8
Education
Less than high school	376	336	303	330	221	211	19.7
High school	251	237	265	257	178	198	21.0
Trade/Certificate/Diploma	90	95	77	177	481	632	25.5
University degree	284	336	344	435	399	504	33.6
Missing	1	0	15	3	5	3	0.3
Employment status
Currently not in paid employment	330	263	278	285	364	408	26.8
Currently in paid employment	669	741	726	917	920	1139	73.1
Missing	3	0	0	0	0	1	0
Country of birth
Australia	656	665	668	868	867	1122	68.6
UK/Ireland	189	209	193	155	202	221	15.0
Other countries	157	130	143	179	214	205	16.4
Missing	0	0	0	0	1	0	0

^aPercentages were weighted for probability of selection and adjusted by age, sex and geographic area to the 2011 Estimated Resident Population of Western Australia

^bRural areas have populations between 10,000 and 100,000. Remote areas have populations of less than 10,000. Rural and remote areas were combined for the analysis