By 1978, the populace there had swelled to about 900. Around that time, some members warned American media of mass suicide rehearsals at Jonestown. In 2015, the approximated prevalence amid the adult populace was 18.4% for weighty episodic alcohol use (in the earlier thirty times) 15.2% for each day tobacco smoking and 3.8, .77, .37 and .35% in 2017 hashish, amphetamine, opioid and cocaine use.