condition mean min max ZT0-3 91.3047335325 90.92835449 91.681112575 ZT4-7 101.95694653999999 100.78949567999999 103.12439739999999 ZT8-11 93.90599987666667 89.52926296 98.28273679333334 ZT12-15 105.586673335 93.89397987 117.27936679999999 ZT16-19 136.89598088333332 131.24833053333333 142.54363123333331 ZT20-23 148.30171339999998 146.70707356666665 149.89635323333334