condition mean min max 3 h after light 0.5336029999999999 0.306376 0.839444 6 h after light 1.3936033333333333 0.94437 2.03336 9 h after light 2.70487 2.11576 3.11287 12 h after light 2.19713885 0.0423954 3.63232 3 h after dark 3.88232 2.78686 4.62701 6 h after dark 2.3891366666666665 1.90787 2.77671 9 h after dark 1.7513699999999999 1.27472 2.44703 12 h after dark 0.3299215 0.243269 0.416574