condition mean min max 3 h after light 0.0464599 0.0 0.0801169 6 h after light 0.0199052 0.0 0.0597156 9 h after light 0.06317546666666667 0.0 0.0993404 12 h after light 0.06661159999999999 0.0 0.131569 3 h after dark 0.0467314 0.0 0.072617 6 h after dark 0.0424291 0.0 0.0695966 9 h after dark 0.134445 0.0 0.29203 12 h after dark 0.0 0.0 0.0