condition mean min max 4 h after light 58.52906 49.568734 67.489386 8 h after light 86.925524 57.912465 115.938583 12 h after light 121.4001475 92.568238 150.232057 4 h after dark 210.0310335 150.66503 269.397037 8 h after dark 196.035704 159.616672 232.454736 12 h after dark 116.979923 116.979923 116.979923