At the beginning of the month, you owned $8,000 of General Dynamics, $7,000 of Starbucks, and $5,000 of Nike. The monthly returns for General Dynamics, Starbucks, and Nike were 6.80 percent, −1.52 percent, and −0.62 percent. What is your portfolio return? (Do not round intermediate calculations and round your final answer to 2 decimal places.)