condition mean min max 3 h after light 14.8555 14.3371 15.6949 6 h after light 15.043766666666667 13.4079 16.4875 9 h after light 15.9254 14.9741 17.5497 12 h after light 19.24 16.9595 22.5688 3 h after dark 26.280833333333334 23.8177 28.3517 6 h after dark 23.7529 23.5359 24.0632 9 h after dark 21.414666666666665 20.0782 23.4267 12 h after dark 17.9936 16.8622 19.125