warmup -> 2.5 minutes
4% inc @ 9:30 -> 3minutes
0% @ @ 9:45 -> 1 minute
6% inc @ 9:30 -> 2 minute
0% @ @ 9:45 -> 1 minute
8% @ @ 9:30 -> 1 minute
0% @ @ 9:45 -> 1 minute

9:30 -> 3 minutes
8:56 -> 3 minutes
9:45 -> 2 minutes
9:30 -> 2 minutes
8:56 -> 2 minutes
9:45 -> 2 minutes
9:30 -> 1 minutes
8:56 -> 1 minutes
cool down
--http://www.runnersworld.com/treadmill-workouts/finally-a-fun-treadmill-workout--