condition mean min max 4 h after light 0.615745 0.0 1.23149 8 h after light 0.5432805 0.258935 0.827626 12 h after light 0.7123934999999999 0.670418 0.754369 4 h after dark 0.8205216666666666 0.0 1.6097 8 h after dark 0.6100633333333334 0.252664 1.13541 12 h after dark 0.6993433333333333 0.0 1.05835