condition mean min max 0 h after light 0.7806249999999999 0.55695 1.0043 4 h after light 0.891453 0.794487 0.988419 8 h after light 1.4339149999999998 1.39845 1.46938 4 h after dark 1.3333249999999999 1.17153 1.49512 8 h after dark 1.266695 1.21693 1.31646 12 h after dark 0.7145815 0.667442 0.761721