Sample characteristics from the Cancer Institute's Tobacco Tracking Survey (CITTS) April 2006–May 2012 (smokers only; n=15 745)
| N | Per cent | |
|---|---|---|
| Sex | ||
| Female | 8298 | 50 |
| Male | 7503 | 50 |
| Age (years) | ||
| 18–29 | 2405 | 21 |
| 30–55 | 8470 | 48 |
| 55+ | 4924 | 31 |
| Socioeconomic status | ||
| Low | 6577 | 41 |
| Moderate | 4071 | 27 |
| High | 4974 | 33 |
| Smoking frequency | ||
| Daily | 14 025 | 88 |
| Weekly | 950 | 6 |
| Less than weekly | 826 | 6 |
| Smoking | ||
| Low | 5827 | 41 |
| Moderate | 5837 | 38 |
| High | 3473 | 22 |
| Quit attempts in past 12 m | ||
| None | 9443 | 60 |
| At least one | 6145 | 40 |
| Year | ||
| 2006 | 1600 | 10 |
| 2007 | 2289 | 15 |
| 2008 | 2094 | 13 |
| 2009 | 2135 | 14 |
| 2010 | 2146 | 14 |
| 2011 | 2157 | 14 |
| 2012 | 2126 | 13 |
| 2013 | 1254 | 8 |
Ns are unweighted, %s are weighted for age, sex and regional residence.