The document contains two graphs with linear trend lines. The first graph plots log s on the x-axis and I on the y-axis, with the linear trend line having a slope of 0.701 and y-intercept of -3.34. The second graph plots log Y± on the x-axis and I on the y-axis, with the linear trend line having a slope of -0.7022 and y-intercept of -0.00004 and an R2 value of 0.2879.