Latitude:	31.00N - 32.00N		Longitude:	139.00E - 140.00E
Month:	January

Depth Mean Max. Min. Number of Sample Standard Deviation 0 19.75 21.90 17.10 31 1.00 10 19.77 21.87 17.10 31 1.01 20 19.79 21.84 17.10 32 1.00 30 19.77 21.81 17.10 32 1.01 50 19.69 21.88 17.00 32 1.08 75 19.53 21.78 16.90 32 1.16 100 19.35 21.63 16.20 31 1.25 125 19.14 21.41 15.20 31 1.36 150 19.05 21.14 16.10 31 1.24 200 17.86 20.42 13.60 31 1.73 250 16.16 18.59 10.20 25 2.37 300 14.88 17.89 8.70 25 2.68 400 12.08 16.34 6.50 23 2.97 500 10.81 13.26 9.08 4 2.07 600 9.32 11.65 7.00 3 2.33 700 7.07 8.54 5.83 4 1.12 800 5.55 6.10 5.01 4 0.60 900 4.25 4.67 3.92 4 0.34 1000 3.81 4.21 3.43 5 0.34