Percentage of respondents reporting the source of their last purchase of cigarettes: Canada, the USA, the UK and Australia
| Four Country survey | Wave 1 (November–December 2002) | Wave 2 (May–September 2003) | Wave 3 (June–December 2004) | Wave 4 (October 2005–January 2006) | Wave 5 (October 2006–February 2007) | Wave 6 (September 2007–February 2008) | Wave 7 (October 2008–July 2009) | Wave 8 (July 2010–June 2011) |
|---|---|---|---|---|---|---|---|---|
| % | % | % | % | % | % | % | % | |
| Canada | ||||||||
| First Nations reserve | 2.0 | 2.6 | 3.5 | 6.0*** | 7.8* | 10.3* | 10.4 | 9.5 |
| Out of state/province/country | 0.3 | 0.3 | 0.3 | 0.3 | 0.1 | 0.1 | 0.0 | 0.4 |
| Duty free | 0.6 | 0.7 | 0.7 | 0.4 | 0.7 | 0.7 | 0.7 | 0.7 |
| Any direct purchase (mail, phone or internet) | 0.0 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.2 |
| Someone else (eg, independent seller) | 0.2 | 0.1 | 0.5 | 0.7 | 0.6 | 1.1 | 0.5 | 0.4 |
| Military | 0.0 | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Friends/relatives | 0.1 | 0.3 | 1.2** | 0.5 | 0.7 | 0.7 | 1.1 | 0.3* |
| Refused/don't know/other | 0.0 | 0.3* | 0.0* | 0.1 | 0.0 | 0.1 | 0.4 | 0.2 |
| n | 2199 | 2014 | 1889 | 1774 | 1757 | 1727 | 1507 | 1245 |
| USA | ||||||||
| Indian reservation | 2.6 | 3.0 | 2.6 | 2.6 | 3.0 | 3.0 | 4.4 | 4.4 |
| Out of state/province/country | 0.7 | 0.4 | 0.8 | 0.2** | 0.4 | 0.2 | 1.3** | 0.8* |
| Duty free | 0.4 | 0.2 | 0.2 | 0.4 | 0.3 | 0.0 | 0.1 | 0.4 |
| Any direct purchase (mail, phone or internet) | 0.8 | 1.4 | 1.9 | 1.0 | 0.6 | 0.9 | 1.0 | 0.9 |
| Someone else (eg, independent seller) | 0.0 | 0.0 | 0.2 | 0.2 | 0.6 | 0.4 | 0.1 | 0.0 |
| Military | 0.7 | 1.0 | 1.0 | 1.0 | 0.5 | 0.6 | 0.3 | 0.5 |
| Friends/relatives | 0.1 | 0.1 | 0.4 | 0.4 | 0.2 | 0.1 | 0.2 | 0.3 |
| Refused/don't know/other | 0.1 | 0.3 | 0.1 | 0.0 | 0.1 | 0.0 | 0.1 | 0.0 |
| n | 2123 | 1909 | 1924 | 1792 | 1820 | 1766 | 1516 | 1267 |
| UK | ||||||||
| Out of state/province/country | 8.6 | 10.4 | 9.7 | 7.8* | 7.1 | 9.2 | 5.1*** | 5.4 |
| Duty free | 4.4 | 5.5 | 5.1 | 6.3 | 6.0 | 3.4 | 6.8*** | 5.8 |
| Any direct purchase (mail, phone or internet) | 0.0 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Someone else (eg, independent seller) | 0.6 | 1.2 | 1.6 | 1.2 | 1.0 | 1.0 | 2.5 | 1.2 |
| Friends/relatives | 2.2 | 2.0 | 1.8 | 2.5 | 2.6 | 2.2 | 3.5 | 3.8 |
| Refused/don't know/other | 0.1 | 0.2 | 0.3 | 0.0 | 0.1 | 0.0 | 0.0 | 0.0 |
| n | 2400 | 1933 | 1839 | 1738 | 1721 | 1665 | 1486 | 975 |
| Australia | ||||||||
| Out of state/province/country | 0.1 | 0.2 | 0.1 | 0.1 | 0.2 | 0.2 | 0.0 | 0.5 |
| Duty free | 0.7 | 0.5 | 0.6 | 1.2 | 0.5 | 0.9 | 1.4 | 1.5 |
| Any direct purchase (mail, phone or internet) | 0.0 | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.1 | 0.0 |
| Someone else (eg, independent seller) | 0.2 | 0.1 | 0.4* | 0.2 | 0.6 | 0.3 | 0.2 | 0.4 |
| Friends/relatives | 0.1 | 0.4 | 0.2 | 0.3 | 0.1 | 0.2 | 0.4 | 0.3 |
| Refused/don't know/other | 0.0 | 0.0 | 0.0 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 |
| n | 2304 | 1975 | 1851 | 1714 | 1823 | 1805 | 1371 | 1116 |
n Represents the total number of valid responses (ie, the denominator). *, ** and ***: significant difference at 5%, 1% and 0.1% with previous time period. These should be interpreted with great caution as the number of comparisons is absurdly high.