condition mean min max 0 h after light 1.45121 1.35386 1.54856 2 h after light 1.507545 1.23499 1.7801 4 h after light 0.890619 0.663548 1.11769 8 h after light 1.177725 1.04466 1.31079 12 h after light 1.67665 1.61471 1.73859 2 h after dark 1.825875 1.56805 2.0837 4 h after dark 2.5297 2.35849 2.70091 8 h after dark 1.762505 1.04691 2.4781 12 h after dark 1.3272 1.26453 1.38987