condition mean min max ZT0-3 142.2525 133.352 151.774 ZT4-7 112.7205 112.7205 112.7205 ZT8-11 101.30025 101.30025 101.30025 ZT12-15 103.39182500000001 98.03315 108.7505 ZT16-19 118.1865 118.1865 118.1865 ZT20-23 141.124 141.124 141.124