Table 1 Sample characteristics of smokers between 2010 and 2015a
| Â | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 |
|---|---|---|---|---|---|---|
Gender | ||||||
 Male (%) | 53.6 | 54.4 | 54.1 | 52.0 | 50.7 | 54.0 |
 Female (%) | 46.4 | 45.6 | 45.9 | 48.0 | 49.3 | 46.0 |
Age group | ||||||
 15-24 years (%) | 12.7 | 22.8 | 13.7 | 11.5 | 11.1 | 15.5 |
 25-39 years (%) | 27.5 | 28.9 | 23.5 | 23.7 | 23.8 | 24.1 |
 40-54 years (%) | 32.3 | 25.1 | 32.1 | 32.2 | 29.8 | 27.9 |
 55 years and older (%) | 27.5 | 23.2 | 30.7 | 32.6 | 35.3 | 32.6 |
Educational level | ||||||
 Low (%) | 36.2 | 30.2 | 31.8 | 29.1 | 26.1 | 24.7 |
 Moderate (%) | 41.9 | 45.9 | 44.9 | 46.1 | 43.7 | 42.4 |
 High (%) | 21.9 | 24.0 | 23.3 | 24.8 | 30.2 | 33.0 |
Level of addiction to tobacco | ||||||
 0 to 1 (%) | 29.2 | 30.8 | 28.0 | 28.7 | 29.4 | 31.7 |
 2 to 4 (%) | 64.4 | 58.1 | 64.5 | 64.4 | 64.5 | 62.1 |
 5 to 6 (%) | 6.4 | 11.2 | 7.5 | 6.9 | 6.0 | 6.2 |
Ever tried quitting smoking | ||||||
 Yes (%) | 65.1 | 60.7 | 60.9 | 60.2 | 57.8 | 64.1 |
 No (%) | 34.9 | 39.3 | 39.1 | 39.8 | 42.2 | 35.9 |