Latitude:	39.00N - 40.00N		Longitude:	138.00E - 139.00E
Month:	April

Depth Mean Max. Min. Number of Sample Standard Deviation 0 34.14 34.61 33.66 121 0.17 10 34.17 34.46 33.78 71 0.13 20 34.18 34.54 33.82 100 0.12 30 34.19 34.53 33.95 109 0.11 50 34.20 34.60 33.80 116 0.13 75 34.18 34.58 33.78 122 0.15 100 34.19 34.56 33.77 121 0.14 125 34.18 34.54 33.85 122 0.13 150 34.18 34.56 33.87 120 0.13 200 34.15 34.47 33.90 118 0.12 250 34.15 34.46 33.89 113 0.11 300 34.12 34.36 33.89 52 0.09 400 34.06 34.07 34.04 4 0.01 500 34.05 34.05 34.05 2 0.00