datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1998,10 0:30:00,29 ,       0,0.250856,0.034901,0.065514
twpcmbeC1.c1,1998,10 1:30:00,31 ,       0,0.320264,0.023358,0.063367
twpcmbeC1.c1,1998,10 2:30:00,31 ,       0,0.256411,0.018488,0.049219
twpcmbeC1.c1,1998,10 3:30:00,31 ,       0,0.020502,0.003009,0.006148
twpcmbeC1.c1,1998,10 4:30:00,31 ,       0,0.073641,0.003741,0.013608
twpcmbeC1.c1,1998,10 5:30:00,31 ,       0,3.402722,1.280614,0.697035
twpcmbeC1.c1,1998,10 6:30:00,31 ,14.38175,97.63394,51.02943,18.92139
twpcmbeC1.c1,1998,10 7:30:00,31 ,26.36816,184.2445,120.4537,42.43651
twpcmbeC1.c1,1998,10 8:30:00,31 ,3.710956,369.1015,173.4708,85.13382
twpcmbeC1.c1,1998,10 9:30:00,31 ,11.55247,451.6753,216.6935,117.3838
twpcmbeC1.c1,1998,1010:30:00,31 ,36.58399,533.6281,248.7743,139.7227
twpcmbeC1.c1,1998,1011:30:00,31 ,85.30396,645.0524,280.6269,174.6174
twpcmbeC1.c1,1998,1012:30:00,31 ,81.99818,623.8781,245.6123,145.2771
twpcmbeC1.c1,1998,1013:30:00,31 ,76.82838, 517.611,226.1401,127.4274
twpcmbeC1.c1,1998,1014:30:00,31 ,76.10537,431.9767,220.2375,98.97386
twpcmbeC1.c1,1998,1015:30:00,31 ,70.08471,321.3234,169.0929, 64.7469
twpcmbeC1.c1,1998,1016:30:00,31 ,58.44883,177.1055,116.7022,31.91447
twpcmbeC1.c1,1998,1017:30:00,31 ,7.557956,64.52171,39.58255,12.90923
twpcmbeC1.c1,1998,1018:30:00,31 ,       0, 1.41938,0.301991,0.292033
twpcmbeC1.c1,1998,1019:30:00,31 ,       0,0.026645,0.001049,0.004866
twpcmbeC1.c1,1998,1020:30:00,31 ,       0,0.469228, 0.01672,0.084173
twpcmbeC1.c1,1998,1021:30:00,31 ,       0,0.094467,0.008957,0.024508
twpcmbeC1.c1,1998,1022:30:00,31 ,       0,0.145486,0.014401,0.031472
twpcmbeC1.c1,1998,1023:30:00,31 ,       0,0.227909,0.017437, 0.04432