In 2017, average daily cigarette consumption was significantly higher among male smokers, at 14.9, than  among female smokers, at 12.1.15 Between 2015 and 2017, consumption did not change significantly among either male16 or female17 smokers (from 2015 estimates of 15.2 and 11.9, respectively).

During the time period from 1999 to 2017, sex differences appear to have remained relatively stable: males smoked, on average, about 3 cigarettes more per day than females, although this varied somewhat from year to year (Figure 1.8).

See data table below with 95% confidence intervals.