condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.025603366666666665 0.0 0.0389285 9 h after light 0.0 0.0 0.0 12 h after light 0.074083025 0.0 0.120434 3 h after dark 0.0333368 0.0 0.0557164 6 h after dark 0.04022116666666666 0.0 0.0765308 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0