condition mean min max 4 h after light 11.836965 11.716684 11.957246 8 h after light 13.557459999999999 13.272651 13.842269 12 h after light 10.601298 10.015594 11.187002 4 h after dark 11.419317 10.12132 12.717314 8 h after dark 11.4018505 10.998658 11.805043 12 h after dark 11.716684 11.716684 11.716684