condition mean min max 4 h after light 165.25656666666666 158.7783 168.9407 8 h after light 18.321553333333334 17.44911 19.5896 12 h after light 3.729756 2.8011619999999997 5.262275 16 h after light 5.739090333333333 3.8940449999999998 6.675447999999999 4 h after dark 26.46847 23.550079999999998 28.27303 8 h after dark 352.1349 274.1301 449.5119