condition mean min max 0 h after light 74.3154 72.9987 75.6321 4 h after light 41.9552 31.9958 51.9146 8 h after light 87.47725 78.9268 96.0277 4 h after dark 112.0105 92.814 131.207 8 h after dark 82.72655 82.2293 83.2238 12 h after dark 62.72405 57.8882 67.5599