condition mean min max 3 h after light 0.17327540000000002 0.0841612 0.312798 6 h after light 0.05299516666666667 0.0 0.103387 9 h after light 0.0332741 0.0 0.0998223 12 h after light 0.130654675 0.0491017 0.204024 3 h after dark 0.09522266666666666 0.0 0.159151 6 h after dark 0.21456943333333334 0.0630313 0.362071 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0626475 0.0 0.125295