condition mean min max 3 h after light 0.2930643333333333 0.0 0.879193 6 h after light 0.4248743333333333 0.265229 0.516192 9 h after light 0.07936566666666667 0.0 0.238097 12 h after light 0.25985175 0.0 0.54703 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.2326995 0.0 0.465399