condition mean min max 4 h after light 11.422964666666665 7.703003999999999 15.09586 8 h after light 16.987350666666668 4.458382 29.670090000000002 12 h after light 9.589573 5.228899 12.14453 16 h after light 19.677736666666668 12.478010000000001 30.23367 4 h after dark 18.15099 12.68271 24.25358 8 h after dark 11.640753333333333 10.02557 12.7823