condition mean min max 4 h after light 448.18968800000005 439.685781 456.693595 8 h after light 431.3689105 421.924364 440.813457 12 h after light 470.841772 470.718613 470.964931 4 h after dark 424.276666 409.616672 438.93666 8 h after dark 416.169939 359.707695 472.632183 12 h after dark 595.578211 595.578211 595.578211