condition mean min max 0 h after light 267.841 265.858 269.824 4 h after light 148.15800000000002 118.013 178.303 8 h after light 294.59000000000003 257.149 332.031 4 h after dark 406.1335 332.709 479.558 8 h after dark 276.2915 275.669 276.914 12 h after dark 224.8135 210.383 239.244