condition mean min max 4 h after light 0.13862776666666665 0.0 0.321799 8 h after light 0.13679673333333334 0.0103412 0.222496 12 h after light 0.34790086666666664 0.0922336 0.658058 4 h after dark 0.349891 0.307824 0.43363 8 h after dark 0.65376 0.493622 0.84876 12 h after dark 0.398914 0.284324 0.478494