At the beginning of the month, you owned $7,000 of General Dynamics, $8,000 of Starbucks, and $5,000 of Nike. The monthly returns for General Dynamics, Starbucks, and Nike were 7.30 percent, -1.62 percent, and-0.67 percent. What is your portfolio return? (Do not round intermediate calculations. Round your final answer to 2 decimal places.) Portfolio return.