Table 2 Characteristics of smokers between 2012 and 2017^*

 15–24 years (%)

13.7

11.5

11.1

15.5

11.5

10.6

χ² = 44.931

 25–39 years (%)

23.5

23.7

23.8

24.1

21.1

22.0

p < 0.001

 40–54 years (%)

32.1

32.2

29.8

27.9

30.0

29.8

 55 years and older (%)

30.7

32.6

35.3

32.6

37.4

37.5

 Low (%)

31.8

29.1

26.1

24.7

23.7

23.7

χ² = 71.467

 Moderate (%)

44.9

46.1

43.7

42.4

44.8

44.8

p < 0.001

 High (%)

23.3

24.8

30.2

33.0

31.5

31.5

Gender

 Male (%)

54.1

52.0

50.7

54.0

59.4

59.5

χ² = 37.729

 Female (%)

45.9

48.0

49.3

46.0

40.6

40.5

p < 0.001

 Yes (%)

60.9

60.2

57.8

64.2

70.7

73.5

χ² = 114.915

 No (%)

39.1

39.8

42.2

35.8

29.3

26.5

p < 0.001

 0–1 (%)

28.0

28.7

29.4

31.7

36.7

37.0

χ² = 59.74

 2–4 (%)

64.5

64.4

64.5

62.2

58.5

58.9

p < 0.001

 5–6 (%)

7.5

6.9

6.0

6.2

4.8

4.1

Quit intentions (mean^a, SD))

2.6 (1.1)

2.6 (1.2)

2.5 (1.2)

2.6 (1.2)

2.7 (1.2)

2.75 (1.29)

F = 8.778

p < 0.001

 Daily (%)

92.5

91.2

90.6

91.5

90.7

91.2

χ²=29.354

 Weekly (%)

4.8

6.5

6.3

4.3

5.4

4.3

p=0.001

 Monthly (%)

2.7

2.3

3.0

4.2

3.9

4.5