The corporate income tax for a year divided by the net income before taxes is the effective tax rate. Companies track their effective tax rate over the years to determine any trends that may be occurring. Tax data for Superior Supply Corporation for the past five years is given below.

Instructions: 

1. Calculate the effective tax rate for each year.

2. Create a line graph that will help Superior Supply Corporation determine any trends in its effective tax rate.

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Year Income Tax Net Income before Tax 20X1 32,099.00 125,254 20X2 35,416.00 133,758 20X3 40,046.00 145,632 20X4 37,949.00 140,254 20X5 43,861.00 155,412