condition mean min max 4 h after light 0.3935375 0.321324 0.465751 8 h after light 0.0864981 0.0509232 0.122073 12 h after light 0.0857124 0.0527388 0.118686 4 h after dark 0.17580659999999998 0.0717848 0.246221 8 h after dark 0.11587399999999999 0.0 0.198759 12 h after dark 0.09737 0.0 0.15335