Calculate the shortage or overage percent, given the following information. Present your answer with a percent sign, rounded to two decimal places (i.e. 19.64%).

Opening inventory	$64,280
RTV	$960
Gross purchases	$123,645
Customer returns	$9,780
Gross sales	$105,420
Transfers in	$12,219
Transfers out	$9,769
Markdowns	$15,290
Markdown cancellations	$940
Employee discounts	$670
Closing physical inventory	$77,700