condition mean min max 2 h after light 0.6838385 0.345765 1.13714 6 h after light 1.0691473333333334 0.640739 1.75953 10 h after light 1.8364666666666667 1.57918 2.11051 14 h after light 1.895795 1.00395 3.67583 18 h after light 1.395945 0.596323 2.32399 2 h after dark 1.8145858333333333 0.696885 3.26786