Environics Focus Ontario 1994-4

Environics Focus Ontario (EFO) is a regular public opinion survey of Ontario residents which has been in the field since the 1986. EFO includes items which tap Canadian partisan loyalties.环境焦点安大略调查（Environics Focus Ontario，EFO）是一项面向安大略省居民的常态化民意调查项目，自1986年起便持续开展实地调研。该调查包含用于测量加拿大民众政党忠诚度的调研题项。