condition mean min max 4 h after light 90.44679 57.428399 123.465181 8 h after light 43.270026 33.23039 53.309662 12 h after light 32.400734 26.777586 38.023882 4 h after dark 20.4612145 13.505821 27.416608 8 h after dark 19.851295 17.614748 22.087842 12 h after dark 75.906087 75.906087 75.906087