Table 1 Characteristics of study population: 2015–2019

Sex % (n):

 Male

44.7 (1,255,682)

44.7 (1,314,191)

44.7 (1,349,991)

44.7 (1,359,649)

44.6 (1,333,521)

 Female

55.3 (1,556,194)

55.3 (1,625,601)

55.3 (1,669,647)

55.3 (1,684,269)

55.4 (1,657,968)

Age groups % (n):

 13–19

9.2 (258,375)

9.1 (268,042)

9.0 (272,853)

8.9 (272,198)

8.8 (263,163)

 20–29

16.8 (473,049)

16.9 (497,340)

16.9 (510,591)

16.8 (512,067)

16.7 (498,436)

 30–39

17.3 (485,354)

17.5 (513,357)

17.6 (531,723)

17.8 (541,850)

17.9 (534,827)

 40–49

16.3 (457,570)

16.1 (472,948)

15.9 (480,509)

15.7 (477,754)

15.5 (462,430)

 50–59

14.9 (419,465)

14.7 (432,341)

14.5 (438,992)

14.4 (437,957)

14.3 (426,778)

 60–69

12.6 (353,291)

12.5 (367,427)

12.4 (375,807)

12.5 (379,266)

12.6 (375,879)

 70–79

7.78 (218,777)

8.0 (235,805)

8.3 (251,259)

8.6 (261,238)

8.9 (267,291)

 80 + 

5.2 (145,995)

5.2 (152,532)

5.2 (157,904)

5.3 (161,588)

5.4 (162,685)

Remoteness indicator: %(n)

 Major City

62.1 (1,745,669)

62.8 (1,845,847)

63.3 (1,912,829)

63.8(1,942,453)

64.2 (1,919,721)

 Inner regional

24.6 (692,835)

24.2 (711,228)

23.8 (719,996)

23.6 (719,387)

23.5 (704,270)

 Outer regional

11.3 (318,701)

11.0 (322,066)

10.7 (324,164)

10.5 (320,768)

10.3 (309,540)

 Remote/very Remote

1.9 (54,671)

2.1 (60,651)

2.1 (62,649)

2.0 (61,310)

1.9 (57,958)

IRSAD quintiles % (n):

 1(most disadvantaged)

16.8 (471,802)

16.4 (481,149)

16.2 (487,922)

16.0 (488,421)

15.8 (473,940)

 2

18.3 (513,368)

18.0 (530,242)

17.9 (540,377)

17.7 (539,537)

17.6 (527,685)

 3

21.5 (604,492)

21.8 (640,833)

22.1 (667,073)

22.5 (677,415)

22.4 (669,526)

 4

19.3 (542,827)

19.8 (582,249)

20.1 (607,076)

20.4 (620,508)

20.7 (618,097)

 5(most advantaged)

24.2 (679,387)

24.0 (705,319)

23.8 (717,190)

23.6 (718,037)

23.5 (702,241)