condition mean min max 3 h after light 11.44614 8.73252 13.025 6 h after light 8.353286666666667 6.67975 10.1934 9 h after light 6.57073 4.7699 9.97967 12 h after light 24.3610575 4.82662 76.4604 3 h after dark 36.274433333333334 26.9456 47.3299 6 h after dark 34.48146666666666 30.6478 40.4404 9 h after dark 50.2047 42.4264 55.9608 12 h after dark 112.8425 104.346 121.339