condition mean min max 2 h after light 0.656652 0.263106 0.943952 6 h after light 0.5145765 0.201958 0.983142 10 h after light 0.399294 0.0 1.38194 14 h after light 0.561392 0.3554 0.831572 18 h after light 0.5057245 0.420184 0.585445 2 h after dark 0.8614753333333333 0.265143 1.44406