condition mean min max 0 h after light 36.2158 34.226 38.2056 4 h after light 64.97015 52.8089 77.1314 8 h after light 130.253 112.483 148.023 4 h after dark 113.0398 97.3846 128.695 8 h after dark 92.81435 85.4667 100.162 12 h after dark 46.7894 41.9926 51.5862