condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.043748666666666665 0.0 0.131246 12 h after light 0.0 0.0 0.0 4 h after dark 0.07020253333333333 0.0 0.121053 8 h after dark 0.0 0.0 0.0 12 h after dark 0.11473433333333334 0.106949 0.125446