According to the U.S. Census, the most common reason people give for not voting is that they were too busy or had conflicting work or school schedules.
"Ahu" are stone platforms on which many moai sit. There are 313 known ahu and 125 of these carry moai. The biggest, Ahu Tongariki is 220 m (720 ft), and had the most (15) and tallest moai.