condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0354538 0.0 0.059388 12 h after light 0.0 0.0 0.0 4 h after dark 0.056629233333333334 0.0 0.115112 8 h after dark 0.015970466666666665 0.0 0.0479114 12 h after dark 0.032262733333333335 0.0 0.0967882