condition mean min max 3 h after light 23.917525 16.9941 36.3502 7 h after light 36.359 23.8209 54.9691 11 h after light 46.33320833333333 18.3386 67.9255 2 h after dark 34.6587 14.5025 51.2274 6 h after dark 28.370758333333335 18.2775 37.6235 10 h after dark 20.00865 9.3811 32.4088