condition mean min max 4 h after light 0.0247963 0.0 0.0495926 8 h after light 0.01345315 0.0 0.0269063 12 h after light 0.01226805 0.0 0.0245361 4 h after dark 0.0107229 0.0 0.0214458 8 h after dark 0.0266784 0.0107471 0.0426097 12 h after dark 0.019488600000000002 0.0178163 0.0211609