datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1997,06 0:30:00,30 ,315.1172,429.1216,  372.67,31.23568
sgpcmbeC1.c1,1997,06 1:30:00,30 ,313.4173,413.8385,370.6118,29.52266
sgpcmbeC1.c1,1997,06 2:30:00,30 , 312.444,416.1885,367.8799,28.14904
sgpcmbeC1.c1,1997,06 3:30:00,30 ,310.5772, 409.837,368.1261,29.52581
sgpcmbeC1.c1,1997,06 4:30:00,30 ,307.0455,417.4233,366.9877,31.35274
sgpcmbeC1.c1,1997,06 5:30:00,30 ,305.1996,415.4565,363.3706,31.60173
sgpcmbeC1.c1,1997,06 6:30:00,30 ,  305.71, 414.776,364.6067,30.42311
sgpcmbeC1.c1,1997,06 7:30:00,30 ,313.2409,421.0375,372.0496, 28.8115
sgpcmbeC1.c1,1997,06 8:30:00,30 ,323.3234,425.5443, 380.649,27.50915
sgpcmbeC1.c1,1997,06 9:30:00,30 ,328.4079, 439.674,385.5935,26.89579
sgpcmbeC1.c1,1997,0610:30:00,30 ,333.3517,425.2036,392.5924, 24.5922
sgpcmbeC1.c1,1997,0611:30:00,30 ,333.3283,432.0399,395.9058,25.23474
sgpcmbeC1.c1,1997,0612:30:00,30 ,337.7094,431.4487,399.8036,25.11618
sgpcmbeC1.c1,1997,0613:30:00,30 ,340.8002,441.9512,405.0099,26.33694
sgpcmbeC1.c1,1997,0614:30:00,30 ,341.1132,451.7862,404.8368,26.45485
sgpcmbeC1.c1,1997,0615:30:00,30 ,345.0445,448.4372,406.4223,26.24832
sgpcmbeC1.c1,1997,0616:30:00,30 ,348.7475,446.5044,407.1562,25.43456
sgpcmbeC1.c1,1997,0617:30:00,30 ,347.4748,452.3219,403.3043,27.68725
sgpcmbeC1.c1,1997,0618:30:00,30 ,342.4996,440.4109,398.0688,27.35402
sgpcmbeC1.c1,1997,0619:30:00,30 ,336.2818, 429.512,389.9379,27.89115
sgpcmbeC1.c1,1997,0620:30:00,30 , 332.141,419.3649,383.1807,27.80574
sgpcmbeC1.c1,1997,0621:30:00,30 ,328.2247, 423.776,380.5349,28.31432
sgpcmbeC1.c1,1997,0622:30:00,30 ,323.7706, 433.506,380.6109,29.65819
sgpcmbeC1.c1,1997,0623:30:00,30 ,320.0287,422.1088,377.6414,29.65694