condition mean min max 0 h after light 0.1621485 0.0 0.324297 2 h after light 0.182045 0.0 0.36409 4 h after light 0.164755 0.0 0.32951 8 h after light 0.0 0.0 0.0 12 h after light 0.1628545 0.0 0.325709 2 h after dark 0.1814975 0.0 0.362995 4 h after dark 0.1617405 0.0 0.323481 8 h after dark 0.1823795 0.0 0.364759 12 h after dark 0.166461 0.0 0.332922