condition mean min max 0 h after light 0.04515575 0.0 0.0903115 2 h after light 0.04616535 0.0 0.0923307 4 h after light 0.0 0.0 0.0 8 h after light 0.0920505 0.0 0.184101 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0