what are all of the speeds of all of the events of the track and field events in 2008?
9.72, 9.69, 19.30, 37.10, 12.87, 3:34:14, 2:03:59
of those speeds, what are the speeds of the 100 m, 200 m and the 4 x 100 m relay events?
9.72, 9.69, 19.30, 37.10
of those speeds, what is the average speed of each runner who participated in the 4 x 100 m relay event?
37.10