condition mean min max ZT0-3 3679.4 3679.4 3679.4 ZT4-7 4931.3 4931.3 4931.3 ZT8-11 5194.700000000001 5194.700000000001 5194.700000000001 ZT12-15 4670.35 4670.35 4670.35 ZT16-19 4319.95 4319.95 4319.95 ZT20-23 3727.1 3727.1 3727.1