Phases: 1, 2, 2.5, 3, 3.1, 4, 5, 5.5, 6, 7, 8, 9, 9.5, 9.75, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 27.5, 28, 29, 30.
C2A