condition mean min max 4 h after light 0.03739045 0.0 0.0747809 8 h after light 0.0302937 0.0 0.0605874 12 h after light 0.03699815 0.0 0.0739963 4 h after dark 0.03280565 0.0 0.0656113 8 h after dark 0.04833125 0.0324111 0.0642514 12 h after dark 0.02686535 0.0 0.0537307