condition mean min max 0 h after light 0.39636499999999997 0.288593 0.504137 4 h after light 0.3266475 0.28403 0.369265 8 h after light 0.47034750000000003 0.427514 0.513181 4 h after dark 0.6381295 0.495127 0.781132 8 h after dark 0.3910135 0.214584 0.567443 12 h after dark 0.4240975 0.144632 0.703563