condition mean min max ZT0-3 0.03604175 0.0 0.0720835 ZT4-7 0.7202145 0.7202145 0.7202145 ZT8-11 1.88512 1.88512 1.88512 ZT12-15 0 0 0 ZT16-19 0.99253 0.99253 0.99253 ZT20-23 0.7821235 0.7821235 0.7821235