Returns
Year	X			Y
1		18	%		15	%
2		21			33
3		12			14
4		14			19
5		10			23

Using the returns shown above, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y. (Round your percent answers to 2 decimal places. (e.g., 32.16) and variances to 5 decimal places. (e.g., 32.16161))

	X	Y
Average returns	? %	? %
Variances	?	?
Standard deviations	? %	? %