When did the opioid epidemic start? How come other countries don't have that? https://en.wikipedia.org/wiki/List_of_countries_by_total_health_expenditure_per_c

When did the opioid epidemic start? How come other countries don't have that? https://en.wikipedia.org/wiki/List_of_countries_by_total_health_expenditure_per_capita#/media/File:Life_expectancy_vs_healthcare_spending.jpg https://en.wikipedia.org/wiki/List_of_countries_by_total_hea...