condition mean min max 2 h after light 0.25899 0.0 0.726225 6 h after light 0.2715066666666667 0.0 0.542734 10 h after light 0.0989405 0.0 0.316594 14 h after light 0.0625215 0.0 0.375129 18 h after light 0.3018418333333333 0.0 0.751489 2 h after dark 0.12079033333333335 0.0 0.365924