condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.039495333333333334 0.0 0.118486 12 h after light 0.06563766666666666 0.0 0.196913 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.21752433333333332 0.0 0.36621