condition mean min max ZT0-3 224.5385 212.011 237.06599999999997 ZT4-7 179.55849999999998 179.55849999999998 179.55849999999998 ZT8-11 381.95050000000003 381.95050000000003 381.95050000000003 ZT12-15 0 0 0 ZT16-19 447.1815 447.1815 447.1815 ZT20-23 322.2105 322.2105 322.2105