condition mean min max 4 h after light 0.1406135 0.102661 0.178566 8 h after light 0.07317575 0.0650029 0.0813486 12 h after light 0.06582415 0.0473994 0.0842489 4 h after dark 0.0979872 0.0669066 0.114674 8 h after dark 0.16533443333333334 0.0594513 0.277795 12 h after dark 0.03645533333333333 0.0 0.0816579