condition mean min max 0 h after light 209.97 208.198 211.742 4 h after light 224.89249999999998 191.73 258.055 8 h after light 240.0895 231.445 248.734 4 h after dark 191.563 184.307 198.819 8 h after dark 222.2855 215.884 228.687 12 h after dark 173.5405 165.731 181.35