datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,1999,01 0:30:00,29 ,       0,49.62161,5.890959,9.518567
twpcmbeC2.c1,1999,01 1:30:00,29 ,       0,27.41878,4.973791,5.752474
twpcmbeC2.c1,1999,01 2:30:00,28 ,       0,15.18958,4.269897,3.582701
twpcmbeC2.c1,1999,01 3:30:00,29 ,       0,33.88565, 5.89395,7.130133
twpcmbeC2.c1,1999,01 4:30:00,29 ,       0,18.01024,4.334151,4.304485
twpcmbeC2.c1,1999,01 5:30:00,29 ,       0,12.72623,4.168586,4.233401
twpcmbeC2.c1,1999,01 6:30:00,29 ,0.074546, 19.2035,4.135835,4.205405
twpcmbeC2.c1,1999,01 7:30:00,29 ,0.186645,10.56376,3.403625,2.817757
twpcmbeC2.c1,1999,01 8:30:00,29 ,       0,13.18997,3.828237,  3.4907
twpcmbeC2.c1,1999,01 9:30:00,29 ,       0,43.25978,5.211827,8.419211
twpcmbeC2.c1,1999,0110:30:00,28 ,       0,30.74463,4.275088,6.018616
twpcmbeC2.c1,1999,0111:30:00,29 ,       0,90.66273,7.586145,17.27791
twpcmbeC2.c1,1999,0112:30:00,30 ,       0,20.00955,3.726962,4.656661
twpcmbeC2.c1,1999,0113:30:00,30 ,       0,14.50231,3.693365,3.632998
twpcmbeC2.c1,1999,0114:30:00,30 ,       0,24.54203,4.743879,5.736762
twpcmbeC2.c1,1999,0115:30:00,30 ,       0,23.98408,4.124084,4.988902
twpcmbeC2.c1,1999,0116:30:00,30 ,       0,46.91575, 5.02097,8.592103
twpcmbeC2.c1,1999,0117:30:00,30 ,       0,20.30302,4.388148,4.900108
twpcmbeC2.c1,1999,0118:30:00,30 ,       0,30.13986,5.281975,6.906112
twpcmbeC2.c1,1999,0119:30:00,30 ,       0, 39.2487, 4.39334,7.999817
twpcmbeC2.c1,1999,0120:30:00,30 ,       0,23.96342,5.320844,6.750685
twpcmbeC2.c1,1999,0121:30:00,30 ,       0,26.93002,3.853674,5.150886
twpcmbeC2.c1,1999,0122:30:00,30 ,       0,53.49282,5.565366,9.876199
twpcmbeC2.c1,1999,0123:30:00,30 ,       0,46.86473,6.157538,8.923372