37_1/2 38 38_1/2 39 39_1/2 40 41

38_1/2 39 40 40_1/2

37_1/2 38 38_1/2 39 40

38 38_1/2 39 40 40_1/2 41

38 38_1/2 39 40 40_1/2 41

39 40 41

40 41

38_1/2 40 41

37_1/2 38 38_1/2 39 40 40_1/2

37 40_1/2 41

37_1/2 38 38_1/2 39

37_1/2 38 38_1/2 39 39_1/2 40 41

39

40 41

37

37_1/3 38

38 38_2/3

38_2/3 39_1/3 40 40_2/3

42

37 37_1/2 39 40 41

36 37 37_1/2 38_1/2 39 40 40_1/2 41

40_2/3

38_2/3

40