Latitude:	28.00N - 29.00N		Longitude:	137.00E - 138.00E
Month:	April

Depth Mean Max. Min. Number of Sample Standard Deviation 0 34.85 34.89 34.77 5 0.05 10 34.87 34.91 34.84 4 0.03 20 34.87 34.92 34.85 6 0.02 30 34.88 34.94 34.85 6 0.04 50 34.88 34.93 34.85 6 0.03 75 34.87 34.93 34.80 6 0.06 100 34.84 34.93 34.73 6 0.09 125 34.82 34.93 34.69 6 0.10 150 34.82 34.94 34.67 6 0.11 200 34.80 34.92 34.63 6 0.12 250 34.77 34.92 34.59 6 0.13 300 34.73 34.90 34.54 6 0.15 400 34.60 34.82 34.30 6 0.19 500 34.42 34.62 34.14 6 0.19 600 34.28 34.32 34.24 2 0.06 700 34.19 34.22 34.16 2 0.04 800 34.20 34.21 34.18 2 0.02 900 34.27 34.29 34.26 2 0.02 1000 34.33 34.35 34.31 2 0.03