condition mean min max 2 h after light 0.5798321666666667 0.119013 1.38771 6 h after light 1.2437376666666666 0.355772 3.0851 10 h after light 0.5529645000000001 0.188207 1.32492 14 h after light 0.623958 0.107473 1.10657 18 h after light 0.6807840000000001 0.33574 1.26711 2 h after dark 2.6143216666666667 1.3858 4.07859