condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.0425895 0.0 0.255537 14 h after light 0.14531983333333334 0.0 0.604881 18 h after light 0.04644366666666667 0.0 0.278662 2 h after dark 0.0 0.0 0.0