datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2007,03 0:30:00,27 ,199.8811,397.0976,312.0661,57.98606
sgpcmbeC1.c1,2007,03 1:30:00,27 ,199.5471,392.5459,311.6848,60.45616
sgpcmbeC1.c1,2007,03 2:30:00,27 ,199.8123,393.0931,310.6415,61.60297
sgpcmbeC1.c1,2007,03 3:30:00,27 ,198.7312,391.8154,308.9146,61.83504
sgpcmbeC1.c1,2007,03 4:30:00,27 ,199.5763,396.7474,306.7304, 64.3559
sgpcmbeC1.c1,2007,03 5:30:00,27 ,203.9123, 397.834,308.7549,63.57267
sgpcmbeC1.c1,2007,03 6:30:00,27 ,205.3945,398.0227, 305.103,64.06751
sgpcmbeC1.c1,2007,03 7:30:00,27 ,204.5076,394.2658,307.6783,65.51664
sgpcmbeC1.c1,2007,03 8:30:00,26 ,208.4487,396.4295,314.6402,65.80886
sgpcmbeC1.c1,2007,03 9:30:00,28 ,212.9975, 398.407,320.8405,65.21366
sgpcmbeC1.c1,2007,0310:30:00,28 , 212.133,397.6757,321.8267,62.97045
sgpcmbeC1.c1,2007,0311:30:00,28 ,210.9852,401.4799,323.7301, 61.1353
sgpcmbeC1.c1,2007,0312:30:00,28 ,  210.76,402.3319,327.3434,57.64704
sgpcmbeC1.c1,2007,0313:30:00,28 ,212.9433,404.4485, 330.133,56.95128
sgpcmbeC1.c1,2007,0314:30:00,28 ,212.6439,406.6759,331.9772,56.51932
sgpcmbeC1.c1,2007,0315:30:00,29 ,211.7819,401.5998,332.3981,52.91427
sgpcmbeC1.c1,2007,0316:30:00,29 ,211.7325,401.1311,332.9129,52.83292
sgpcmbeC1.c1,2007,0317:30:00,29 ,212.1105,408.0718,327.7442,50.09783
sgpcmbeC1.c1,2007,0318:30:00,29 ,211.5248,385.4747,322.7763,47.90991
sgpcmbeC1.c1,2007,0319:30:00,29 ,210.2953,397.1363,322.3746,50.16113
sgpcmbeC1.c1,2007,0320:30:00,29 ,208.5811,397.5475, 317.644,50.99803
sgpcmbeC1.c1,2007,0321:30:00,28 ,205.9204,397.6568,316.0619,51.14195
sgpcmbeC1.c1,2007,0322:30:00,28 ,202.5947, 393.696,316.2966,50.51471
sgpcmbeC1.c1,2007,0323:30:00,28 ,200.7983,392.6118,316.9527,53.54455