Calculation A: Number of regular clients who are Indigenous, aged 15 years and over and whose smoking status has been recorded as 'current smoker'.
Calculation B: Number of regular clients who are Indigenous, aged 15 years and over and whose smoking status has been recorded as 'ex-smoker'.
Calculation C: Number of regular clients who are Indigenous, aged 15 years and over and whose smoking status has been recorded as 'never smoked.