condition mean min max ZT0-3 375.3125 349.4565 401.1685 ZT4-7 322.442 322.442 322.442 ZT8-11 206.1225 206.1225 206.1225 ZT12-15 0 0 0 ZT16-19 315.9735 315.9735 315.9735 ZT20-23 374.49199999999996 374.49199999999996 374.49199999999996