datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1999,06 0:30:00,30 ,322.2974,436.0351,386.4288,30.45246
sgpcmbeC1.c1,1999,06 1:30:00,30 ,319.7018,  436.25,384.3322,32.07561
sgpcmbeC1.c1,1999,06 2:30:00,30 , 312.449,430.0146,381.2406,34.13637
sgpcmbeC1.c1,1999,06 3:30:00,30 , 306.639,419.9293,383.1142, 32.4099
sgpcmbeC1.c1,1999,06 4:30:00,30 ,302.2581,416.3337,382.7113,32.13745
sgpcmbeC1.c1,1999,06 5:30:00,30 ,300.7727,414.6503,381.5165,31.18424
sgpcmbeC1.c1,1999,06 6:30:00,30 , 302.751,424.2476,382.8192,31.86443
sgpcmbeC1.c1,1999,06 7:30:00,30 ,312.6918,423.7569,385.4804,30.02822
sgpcmbeC1.c1,1999,06 8:30:00,30 ,320.1158,430.2028,388.1246,27.15074
sgpcmbeC1.c1,1999,06 9:30:00,30 ,335.8437, 449.124,390.8441,26.49535
sgpcmbeC1.c1,1999,0610:30:00,30 ,327.3988,443.7045,394.9593, 25.3377
sgpcmbeC1.c1,1999,0611:30:00,30 ,329.9273,436.9211,399.3984,22.87869
sgpcmbeC1.c1,1999,0612:30:00,30 ,340.6295,438.2018,407.1176,23.21361
sgpcmbeC1.c1,1999,0613:30:00,30 ,345.6107,448.4221,407.4766,26.99693
sgpcmbeC1.c1,1999,0614:30:00,30 ,343.1141,454.8498,407.0236,28.49043
sgpcmbeC1.c1,1999,0615:30:00,30 ,340.4092,452.9669, 405.584,28.61617
sgpcmbeC1.c1,1999,0616:30:00,30 ,343.7819,452.8636,403.8468,26.84204
sgpcmbeC1.c1,1999,0617:30:00,30 ,339.6975,451.1563,403.2142,30.22901
sgpcmbeC1.c1,1999,0618:30:00,30 , 336.924,445.1545,400.6092,29.50595
sgpcmbeC1.c1,1999,0619:30:00,30 ,331.1288,446.7405,396.0056,29.62677
sgpcmbeC1.c1,1999,0620:30:00,30 ,327.7983,442.6782, 390.884,29.54185
sgpcmbeC1.c1,1999,0621:30:00,30 ,325.7294,438.2617,387.2015,27.95609
sgpcmbeC1.c1,1999,0622:30:00,30 ,327.9716,431.1767,386.4536,29.17967
sgpcmbeC1.c1,1999,0623:30:00,30 ,324.5834,434.2922,386.4766, 29.9084