datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2006,06 0:30:00,30 ,       0,0.507203,0.058994,0.139298
twpcmbeC1.c1,2006,06 1:30:00,30 ,       0,0.399182, 0.05471,0.117035
twpcmbeC1.c1,2006,06 2:30:00,30 ,       0,0.505464, 0.06598,0.132493
twpcmbeC1.c1,2006,06 3:30:00,30 ,       0, 0.43553,0.069465,0.113512
twpcmbeC1.c1,2006,06 4:30:00,30 ,       0,0.299261,  0.0234,0.067333
twpcmbeC1.c1,2006,06 5:30:00,30 ,       0,0.210155,0.013229,0.044515
twpcmbeC1.c1,2006,06 6:30:00,30 ,2.985806, 57.4347,27.00226, 15.8961
twpcmbeC1.c1,2006,06 7:30:00,30 ,6.247776,138.7953,54.85366,30.05681
twpcmbeC1.c1,2006,06 8:30:00,30 ,22.60801, 193.453,93.97471,45.42779
twpcmbeC1.c1,2006,06 9:30:00,30 ,14.09534,258.8822,110.2439,67.65338
twpcmbeC1.c1,2006,0610:30:00,30 ,10.87492,326.3833,118.3715, 81.7469
twpcmbeC1.c1,2006,0611:30:00,30 ,32.55119,368.0761,164.1856,71.21008
twpcmbeC1.c1,2006,0612:30:00,30 ,7.987419,374.9117,152.5747, 99.4231
twpcmbeC1.c1,2006,0613:30:00,30 ,23.73112,305.0424,144.3961,83.49061
twpcmbeC1.c1,2006,0614:30:00,30 ,27.29054,297.8062,112.4842,69.27506
twpcmbeC1.c1,2006,0615:30:00,30 ,14.87801,287.5962,98.93882,66.29886
twpcmbeC1.c1,2006,0616:30:00,30 ,6.958097,137.4859,58.20701,37.19806
twpcmbeC1.c1,2006,0617:30:00,30 , 2.21011,102.7348,40.16848,24.70592
twpcmbeC1.c1,2006,0618:30:00,30 ,       0,6.520798,3.351907, 1.33196
twpcmbeC1.c1,2006,0619:30:00,30 ,       0,0.157333,0.007928,0.031812
twpcmbeC1.c1,2006,0620:30:00,30 ,       0,0.260203,0.024577,0.066155
twpcmbeC1.c1,2006,0621:30:00,30 ,       0, 0.48159,0.057756,0.123916
twpcmbeC1.c1,2006,0622:30:00,30 ,       0,0.379932,0.029961,0.080462
twpcmbeC1.c1,2006,0623:30:00,30 ,       0,0.396296,0.031062,0.080859