condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.0 0.0 0.0 ZT8-11 0.14843176724999999 0.0 0.29686353449999997 ZT12-15 0.92748401875 0.8731269340000001 0.9818411035 ZT16-19 0.2650440005 0.0832989945 0.4467890065 ZT20-23 0.0893362245 0.0 0.178672449