"GRDC-Code" "Month" "MinQ" "MaxQ" "MeanQ" 6335600 "01" 33.442001 433.769989 179.660995 6335600 "02" 27.811001 635.500000 214.218994 6335600 "03" 38.568001 708.390015 197.998993 6335600 "04" 57.599998 497.869995 169.457993 6335600 "05" 57.625999 355.390015 132.386993 6335600 "06" 49.327000 358.769989 125.953003 6335600 "07" 32.303001 247.029999 94.155998 6335600 "08" 31.677000 203.990005 78.862000 6335600 "09" 29.100000 254.029999 69.068001 6335600 "10" 29.532000 254.100006 78.459999 6335600 "11" 28.767000 274.399994 103.347000 6335600 "12" 34.612999 463.579987 158.822998