Has an AFL game ever ended 66-59?
It has. 66-59 has been a AFL final 2 times in 16,622 games. The first was Essendon beat Geelong on May 15, 1909; the latest was Fremantle beat Adelaide on June 1, 2013.
That makes 66-59 the 2421st most common final score out of 6,607 that have ever occurred in AFL. One point away, 67-59 has happened 5 times and 66-60 has happened 6 times. At one point the score disappeared for 104 years, between 1909 and 2013.