condition mean min max 2 h after light 9.231716666666667 1.3016 35.3036 6 h after light 19.791433333333334 1.30589 70.3522 10 h after light 23.422575 1.60002 63.6723 14 h after light 2.161265 1.07579 2.74431 18 h after light 1.3585455 0.381158 2.6663 2 h after dark 11.395056666666667 1.71445 56.1276