At baseline , the sample ( N = 60 , 52 % female , mean age = 19.52.9 years , 40 % non-Hispanic Caucasian ) averaged 76 cigarettes/day , 62 % smoked daily , 38 % smoked 30 min of waking , 12 % intended to quit in the next month , 47 % had a parent who smoked , and 3 of 5 of participants ' closest friends smoked on average .