condition mean min max ZT0-3 360.1115 360.1115 360.1115 ZT4-7 333.88649999999996 333.88649999999996 333.88649999999996 ZT8-11 214.57850000000002 214.57850000000002 214.57850000000002 ZT12-15 205.098 205.098 205.098 ZT16-19 299.1885 299.1885 299.1885 ZT20-23 370.553 370.553 370.553