condition mean min max 0 h after light 1.2259425 0.768715 1.68317 2 h after light 0.2678145 0.229055 0.306574 4 h after light 0.660012 0.570074 0.74995 8 h after light 0.6833715 0.632096 0.734647 12 h after light 0.5728565000000001 0.563498 0.582215 2 h after dark 1.4510800000000001 1.41778 1.48438 4 h after dark 1.523925 1.47067 1.57718 8 h after dark 1.359475 0.94051 1.77844 12 h after dark 1.0963289999999999 0.994868 1.19779