condition mean min max 4 h after light 0.08718055 0.0636501 0.110711 8 h after light 0.1310395 0.100872 0.161207 12 h after light 0.1665145 0.156703 0.176326 4 h after dark 0.24648966666666666 0.142196 0.34838 8 h after dark 0.39347166666666666 0.172233 0.516037 12 h after dark 0.158519 0.0 0.303767