condition mean min max 4 h after light 158.7485085 149.176811 168.320206 8 h after light 171.9294175 170.423082 173.435753 12 h after light 137.4409045 119.473854 155.407955 4 h after dark 145.59603900000002 130.267714 160.924364 8 h after dark 113.54057499999999 104.705772 122.375378 12 h after dark 205.289067 205.289067 205.289067