Returns on stocks X and Y are listed below:

Period	1	2	3	4	5	6	7
Stock X	4%	7%	-2%	40%	0%	10%	-1%
Stock Y	2%	-5%	7%	4%	6%	11%	-4%

Consider a portfolio of 10% stock X and 90% stock Y.

What is the mean of portfolio returns?

Please specify your answer in decimal terms and round your answer to the nearest thousandth (e.g., enter 12.3 percent as 0.123).