Latitude:	40.00N - 41.00N		Longitude:	140.00E - 141.00E
Month:	April

Depth Mean Max. Min. Number of Sample Standard Deviation 0 33.30 34.12 31.38 33 0.72 10 33.54 34.10 32.22 32 0.44 20 33.68 34.12 32.88 35 0.29 30 33.75 34.12 33.11 34 0.25 50 33.91 34.12 33.60 24 0.14 75 34.02 34.33 33.71 24 0.13 100 34.05 34.28 33.88 14 0.10 125 34.07 34.13 34.01 2 0.08 150 34.07 34.13 34.01 2 0.09 200 34.12 34.15 34.09 2 0.04 250 34.08 34.10 34.07 2 0.02 300 34.06 34.07 34.06 2 0.01