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nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 55 54 53 53 53 54 56 58 60 62 62 63 62 61 60 58 57 58 61 65 67 66 65 63 63 63 63 64 63 62 61 61 63 65 67 67 66 64 63 62 62 62 63 63 64 64 64 66 67 68 nan nan nan nan nan nan nan nan nan nan nan nan nan nan 68 67 66 65 65 65 66 66 66 64 61 55 50 46 44 43 43 42 42 41 41 41 42 44 46 49 52 53 53 53 53 54 54 54 54 54 53 52 51 51 51 54 56 56 56 56 55 55 54 53 53 52 51 50 49 48 48 47 47 47 46 46 46 46 45 42 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 70 69 69 69 69 68 68 nan nan nan nan nan nan nan nan 65 65 66 66 66 66 66 66 66 66 66 66 66 66 66 66 66 67 66 66 65 65 64 64 64 63 63 63 63 62 62 63 63 63 63 63 62 61 60 59 58 57 57 57 58 58 59 59 60 60 61 61 62 62 62 62 62 62 62 62 62 62 62 61 62 62 62 62 62 62 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