condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.0 0.0 0.0 ZT8-11 0.0 0.0 0.0 ZT12-15 0.4992008655 0.4007593205 0.5976424105 ZT16-19 0.5686356945000001 0.385348391 0.7519229980000001 ZT20-23 0.5743850155 0.393465415 0.755304616