Using the information below, what was the standard deviation of a portfolio that was equal-weighted (1/3 in each) in the three stocks?

Year	LAX return	UWL return	WIS return
2016	-8%	9%	15%
2017	2%	2%	-6%
2018	14%	15%	3%
2019	7%	-1%	12%
2020	14%	15%	13%

Enter your answer in percent form without the percent sign (e.g., for 20% enter 20 not 0.2), and round to the nearest two decimal places.