condition mean min max 3 h after light 0.012771466666666667 0.0 0.0383144 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.0990906 0.0514037 0.181369 3 h after dark 0.0611321 0.0356831 0.100094 6 h after dark 0.037298 0.0 0.111894 9 h after dark 0.0125868 0.0 0.0377604 12 h after dark 0.0 0.0 0.0