1. (12 Feb 2015) PDF page 21 updated: text relating to the increase in daily smoking of people aged 12–17 has been updated by deleting a reference to a high relative standard error.
    Previous version: National Drug Strategy Household Survey detailed report: 2013
  2. (18 June 2015) Updates to the supplementary tables: some estimates may differ to previously published estimates due to rounding.
    Table 3.4: updated to correct 2001 estimates as well as the occasional smokers, ex-smokers, and never smokers’ estimates for people aged 14 or older and 18 or older.
    Table 9.25: updated to correct 2010 and 2013 estimates for ex-cannabis users.