datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,03 0:30:00,31 ,266.0636,384.4646,330.2959, 32.5183
sgpcmbeC1.c1,2003,03 1:30:00,31 ,264.6342,382.8483,  329.68, 32.7712
sgpcmbeC1.c1,2003,03 2:30:00,31 , 261.761,382.8765,328.7365,33.27861
sgpcmbeC1.c1,2003,03 3:30:00,31 ,260.9785,378.9638,327.1536,32.88577
sgpcmbeC1.c1,2003,03 4:30:00,31 ,265.0776,375.5188,327.3318,31.99235
sgpcmbeC1.c1,2003,03 5:30:00,31 ,273.1231,374.2812,328.0171,31.01007
sgpcmbeC1.c1,2003,03 6:30:00,31 ,269.9233,378.9775,328.8587,31.13332
sgpcmbeC1.c1,2003,03 7:30:00,31 , 279.844,381.7198,335.8152,30.23841
sgpcmbeC1.c1,2003,03 8:30:00,31 ,290.0105, 403.339, 350.135,32.30809
sgpcmbeC1.c1,2003,03 9:30:00,31 ,295.6287,419.1514,366.4839,37.28396
sgpcmbeC1.c1,2003,0310:30:00,31 ,303.2734, 442.028,381.5649,42.06667
sgpcmbeC1.c1,2003,0311:30:00,31 , 308.318,  462.39,394.5962,45.64017
sgpcmbeC1.c1,2003,0312:30:00,31 ,307.5182,480.6852,406.0816,48.46236
sgpcmbeC1.c1,2003,0313:30:00,31 ,307.3318,484.8658,412.3402, 48.5328
sgpcmbeC1.c1,2003,0314:30:00,31 ,305.3447,476.4167,410.7463,45.82681
sgpcmbeC1.c1,2003,0315:30:00,31 ,303.9601,467.9568,404.1405,43.83421
sgpcmbeC1.c1,2003,0316:30:00,31 ,300.7135,454.0049,390.3624,42.96646
sgpcmbeC1.c1,2003,0317:30:00,31 ,297.1937,437.2867,375.7766,38.92666
sgpcmbeC1.c1,2003,0318:30:00,31 ,295.0007,411.5223,  354.26,35.07089
sgpcmbeC1.c1,2003,0319:30:00,31 ,293.0947,398.9826,343.7563,33.73053
sgpcmbeC1.c1,2003,0320:30:00,31 ,278.2103,391.4998,339.0307,34.17915
sgpcmbeC1.c1,2003,0321:30:00,31 ,274.3938,391.0375,337.4393,34.24747
sgpcmbeC1.c1,2003,0322:30:00,31 ,270.4199,389.7233,334.5536,34.43131
sgpcmbeC1.c1,2003,0323:30:00,31 ,267.6649,387.2432,333.1015,34.17357