datastream, year, month, tod,n, min, max, mean, std nsacmbeC1.c1,2005,01 0:30:00,31 ,121.6538,296.9918,182.3508, 51.2968 nsacmbeC1.c1,2005,01 1:30:00,31 ,123.1475,298.9411,181.0778,49.86094 nsacmbeC1.c1,2005,01 2:30:00,31 ,122.7617,302.4807,183.9462,53.05953 nsacmbeC1.c1,2005,01 3:30:00,31 , 122.988,297.8636,182.5563,53.76965 nsacmbeC1.c1,2005,01 4:30:00,31 , 122.993,291.0444, 183.557,52.62958 nsacmbeC1.c1,2005,01 5:30:00,31 ,122.2162,281.1975, 185.807,52.88885 nsacmbeC1.c1,2005,01 6:30:00,31 , 121.455, 281.613,181.0835,51.38012 nsacmbeC1.c1,2005,01 7:30:00,31 ,121.4022,290.9187,180.0105,51.47177 nsacmbeC1.c1,2005,01 8:30:00,31 ,121.8743,293.2922,180.8643,52.15738 nsacmbeC1.c1,2005,01 9:30:00,31 ,121.0329,293.2755,181.0214,52.48735 nsacmbeC1.c1,2005,0110:30:00,31 ,121.3095,294.0268,180.0795,51.67347 nsacmbeC1.c1,2005,0111:30:00,31 , 122.789,294.6983,179.2979, 51.4505 nsacmbeC1.c1,2005,0112:30:00,31 ,121.4875,296.9743,178.4606,52.29979 nsacmbeC1.c1,2005,0113:30:00,31 ,122.5888,298.9282,177.5974,52.05344 nsacmbeC1.c1,2005,0114:30:00,31 ,123.3362,295.2327,176.7669,51.11174 nsacmbeC1.c1,2005,0115:30:00,31 ,123.6544,298.4632,178.3285,50.74479 nsacmbeC1.c1,2005,0116:30:00,31 , 122.064,302.8434,178.5092,51.48858 nsacmbeC1.c1,2005,0117:30:00,31 ,121.0148,303.5609,178.9177,48.12561 nsacmbeC1.c1,2005,0118:30:00,31 ,121.9125,301.7718,180.6437,47.11288 nsacmbeC1.c1,2005,0119:30:00,31 , 123.682, 301.873,178.7855, 46.7441 nsacmbeC1.c1,2005,0120:30:00,31 ,120.4303,301.7222,177.1905,46.95877 nsacmbeC1.c1,2005,0121:30:00,31 ,119.0986,301.6658,176.0564,44.62132 nsacmbeC1.c1,2005,0122:30:00,31 ,119.6747,303.0058, 178.437,46.83763 nsacmbeC1.c1,2005,0123:30:00,31 ,121.1225,301.3246,180.9855,50.43984