condition mean min max ZT0-3 98.22565 98.22565 98.22565 ZT4-7 124.00150000000001 124.00150000000001 124.00150000000001 ZT8-11 127.4725 127.4725 127.4725 ZT12-15 99.90275 99.90275 99.90275 ZT16-19 98.67415 98.67415 98.67415 ZT20-23 104.2916 104.2916 104.2916