condition mean min max 3 h after light 59.41696666666667 56.1189 65.0223 6 h after light 20.906833333333335 19.4697 22.4597 9 h after light 9.24837 9.13243 9.45603 12 h after light 23.455745 8.40182 60.9137 3 h after dark 17.211 16.7044 17.9669 6 h after dark 28.9021 25.7078 33.646 9 h after dark 73.60296666666666 64.1954 79.8804 12 h after dark 76.85900000000001 74.2599 79.4581