condition mean min max 4 h after light 0.8213765 0.690775 0.951978 8 h after light 0.23375 0.217648 0.249852 12 h after light 0.0945424 0.0379738 0.151111 4 h after dark 0.4177655 0.404049 0.431482 8 h after dark 0.7700610000000001 0.758376 0.781746 12 h after dark 0.8298995 0.579049 1.08075