condition mean min max 3 h after light 0.6906246666666667 0.572618 0.792351 6 h after light 0.6887466666666666 0.465282 0.865208 9 h after light 0.8203499999999999 0.318606 1.56632 12 h after light 1.038274 0.809776 1.19955 3 h after dark 1.61304 1.33187 2.05137 6 h after dark 0.9942786666666666 0.857544 1.13626 9 h after dark 0.8341103333333333 0.723197 0.923672 12 h after dark 0.5645455 0.408217 0.720874