condition mean min max 1 h after light 6.910820009 6.910820009 6.910820009 3 h after light 4.2722243415 3.9027975130000003 4.64165117 5 h after light 4.6142229515 4.386172726 4.842273177 7 h after light 8.322635302 8.10112722 8.544143384 9 h after light 9.382675626500001 9.021197327000001 9.744153926000001 11 h after light 11.53797033 11.041814 12.03412666 1 h after dark 8.8438846375 4.095058265 13.59271101 3 h after dark 8.922638625000001 4.44382407 13.40145318 5 h after dark 3.8773975270000003 3.2147896289999998 4.540005425 7 h after dark 4.021775249499999 3.5369337219999997 4.506616777 9 h after dark 4.410316616499999 4.355842274 4.464790959 11 h after dark 5.297611315499999 5.1981077739999995 5.397114857