1.................x 2.................x 3.................x 4.................x 5.................x 6 7.................x 8.................x 9.................x 10.................x 11.................x 12 13.................x 14.................x 15.................x 16.................x 17.................x 18xxxxx.xxxxx.xxxxx.xxxxx.xxxxx.xxxxx 19.................x 20.................x 21.................x 22.................x 23.................x 24 25.................x 26.................x 27.................x 28.................x 29.................x 30 31.................x 32.................x 33.................x 34.................x 35.................x 36