condition mean min max 0 h after light 0.3034105 0.269431 0.33739 4 h after light 0.10072729999999999 0.0686326 0.132822 8 h after light 0.30373300000000003 0.274265 0.333201 4 h after dark 0.9281155 0.860001 0.99623 8 h after dark 0.266474 0.265356 0.267592 12 h after dark 0.16523765 0.0672673 0.263208