Using the data in the following table, estimate the average return and volatility for each stock.

	Realized Returns
Year	Stock A		Stock B
2008	7%		15%
2009	16%		40%
2010	99%		11%
2011	7%		3%
2012	22%		3%
2013	15%		24%

The return of stock A is ????%. (Round to two decimal places.)

The return of stock B is ????%. (Round to two decimal places.)

The variance of stock A is ????(Round to five decimal places.)

The variance of stock B is ?????? (Round to five decimal places.)

The standard deviation of stock A is ???%.(Round to two decimal places.)

The standard deviation of stock B is ????%.(Round to two decimal places.)