datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,1999,01 0:30:00,29 ,2.400403, 5.91847,3.840551,0.775751
twpcmbeC2.c1,1999,01 1:30:00,29 ,2.446488,5.925075,3.844557,0.766388
twpcmbeC2.c1,1999,01 2:30:00,28 ,2.366752,5.355474,3.740704,0.677875
twpcmbeC2.c1,1999,01 3:30:00,29 ,2.460224,6.183533,3.805997,0.797886
twpcmbeC2.c1,1999,01 4:30:00,29 ,2.472518,6.109231, 3.79227,0.798947
twpcmbeC2.c1,1999,01 5:30:00,29 ,2.428403,6.048482,3.790546,0.793536
twpcmbeC2.c1,1999,01 6:30:00,29 ,2.523736,6.023034,3.790575,0.791822
twpcmbeC2.c1,1999,01 7:30:00,29 ,2.575961,  5.9651,3.765624,0.783545
twpcmbeC2.c1,1999,01 8:30:00,29 ,2.525477,5.914987, 3.74761,0.762503
twpcmbeC2.c1,1999,01 9:30:00,29 ,2.558393,5.979924,3.745667,0.779535
twpcmbeC2.c1,1999,0110:30:00,28 ,2.469507,5.167061, 3.64608,0.686741
twpcmbeC2.c1,1999,0111:30:00,29 ,2.394022,5.527572,3.698623,0.783479
twpcmbeC2.c1,1999,0112:30:00,30 ,2.370453,5.483685,3.685113,0.774071
twpcmbeC2.c1,1999,0113:30:00,30 ,2.333805,5.670739,3.697102,0.787418
twpcmbeC2.c1,1999,0114:30:00,30 ,2.310807,5.608865,3.711058,0.768496
twpcmbeC2.c1,1999,0115:30:00,30 ,2.475321, 5.61431,3.733043,0.751278
twpcmbeC2.c1,1999,0116:30:00,30 ,2.602401,5.715391,3.756141,0.764386
twpcmbeC2.c1,1999,0117:30:00,30 , 2.59631,5.729229,  3.7779,0.755212
twpcmbeC2.c1,1999,0118:30:00,30 ,2.664521,5.681886,3.802505,0.742073
twpcmbeC2.c1,1999,0119:30:00,30 ,2.687742,5.610593,3.797522,0.745054
twpcmbeC2.c1,1999,0120:30:00,30 ,2.743232,5.611761,3.815815,0.753411
twpcmbeC2.c1,1999,0121:30:00,30 ,2.483761,5.615744,3.806255,0.785781
twpcmbeC2.c1,1999,0122:30:00,30 ,2.375221,5.683454,3.815474,0.776147
twpcmbeC2.c1,1999,0123:30:00,30 ,2.351289,5.780801,3.838573,0.785414