condition mean min max 0 h after light 1.7076040000000001 0.682068 2.73314 4 h after light 10.345935 4.70737 15.9845 8 h after light 11.617899999999999 10.4146 12.8212 4 h after dark 12.079 10.7604 13.3976 8 h after dark 45.48765 34.5481 56.4272 12 h after dark 13.067309999999999 6.81152 19.3231