condition mean min max 3 h after light 1.0098533333333335 0.77861 1.2554 6 h after light 1.3674043333333334 0.524133 2.16095 9 h after light 0.571658 0.558415 0.590403 12 h after light 1.1322055 0.726672 1.46529 3 h after dark 1.0299 0.470652 2.13798 6 h after dark 1.49618 1.06207 1.98852 9 h after dark 0.8899226666666666 0.730174 1.03646 12 h after dark 0.9560310000000001 0.535802 1.37626