Oslo Company prepared the following contribution format income statement based on a sales volume of 1,000 units (the relevant range or production is 500 units to 1,500 units):

Sales: 100,000

Variable Expenses 5,000

Contribution Margin: 35,000

Fixed expenses 30,100

Net operating income 4,900

Using the degree of operating leverage, what is the estimated percent Increase In net operating income that would result from a 5% Increase in unit sales? (Round your intermediate calculations and final answer to 2 decimal places.)