condition mean min max 3 h after light 0.789971 0.221561 1.46706 6 h after light 0.537405 0.502158 0.562593 9 h after light 1.0216763333333334 0.369831 1.95957 12 h after light 0.879876 0.357734 1.11482 3 h after dark 1.0271516666666667 0.307265 1.41717 6 h after dark 0.4751823333333334 0.464529 0.484731 9 h after dark 0.6304456666666667 0.331001 0.956065 12 h after dark 0.3030255 0.276412 0.329639