The Wall Street Journal just did a report on per capita cigarette consumption by country (to get around the paywall for a few days, try
http://www.emailthis.clickability.com/et/emailThis?clickMap=viewThis&etMailToID=1318917395 ). As a baseline, the US smokes 1028 cigarettes per capita per year. The highest country is Serbia, at 2861. Other Eastern European countries have similar rates. But some other countries with a high rate of cigarette consumption are South Korea (1958), Japan (1841), Spain (1757), Switzerland (1722), China (1711), Austria (1650), Italy (1475), Belgium (1455), Denmark (1413), and Germany (1045). As the above article says, very poor countries have very low rates of cigarette consumption: Haiti (100), Chad (86), and Ethiopia (42).
The truth is that the growth markets for tobacco are second world economies. But the habit is still firmly entrenched in many first world countries as well.