condition mean min max 4 h after light 0.02511415 0.0 0.0502283 8 h after light 0.06130085 0.0535186 0.0690831 12 h after light 0.09225929999999999 0.0792976 0.105221 4 h after dark 0.294494 0.18629 0.474927 8 h after dark 0.03263186666666667 0.0 0.0978956 12 h after dark 0.0153682 0.0 0.0461046