Latitude:	39.00N - 40.00N		Longitude:	141.00E - 142.00E
Month:	April

Depth Mean Max. Min. Number of Sample Standard Deviation 0 33.47 33.84 33.05 36 0.23 10 33.58 33.88 33.12 34 0.21 20 33.63 33.97 33.19 38 0.21 30 33.66 34.00 33.19 38 0.20 50 33.70 34.01 33.22 37 0.18 75 33.82 33.99 33.66 4 0.14 100 33.82 34.00 33.67 4 0.14