Latitude:	30.00N - 31.00N		Longitude:	136.00E - 137.00E
Month:	April

Depth Mean Max. Min. Number of Sample Standard Deviation 0 34.80 34.90 34.65 11 0.08 10 34.82 34.87 34.67 4 0.10 20 34.82 34.89 34.67 4 0.10 30 34.82 34.90 34.67 8 0.08 50 34.83 34.90 34.67 8 0.08 75 34.82 34.89 34.70 7 0.06 100 34.82 34.87 34.76 7 0.04 125 34.81 34.88 34.66 8 0.07 150 34.80 34.89 34.58 8 0.10 200 34.78 34.90 34.49 8 0.12 250 34.73 34.87 34.40 8 0.14 300 34.68 34.81 34.33 8 0.16 400 34.54 34.69 34.31 8 0.13 500 34.43 34.58 34.29 8 0.10 600 34.34 34.44 34.27 8 0.06 700 34.29 34.38 34.18 7 0.06 800 34.28 34.40 34.16 7 0.08 900 34.32 34.45 34.21 7 0.08 1000 34.39 34.51 34.32 6 0.08 1100 34.41 34.42 34.40 2 0.01 1200 34.46 34.50 34.42 2 0.06