TION #2 Using the following amounts (in thousands) reported in Zebra technologies consolidated balance sheets and statements of income at December 31, 2013 and 2012, and the valuation schedule, analyse the accounts receivable and allowance accounts for all years. 2013 2012 Net Sales $1,038,159 $996,168 Accounts receivable, net of allowances for doubtful accounts of $453 in 2013 and $669 in 2012 $ 176,917 $168,732 Schedule II-Valuation and Qualifying Accounts Years Ended December 31, 2013 and 2012 Balance at Beginning of Period Charged to Costs and Expenses Balance at End of Period Deductions Allowance for doubtful accounts Allowance for doubtful accounts $ 669 2013 $589 $ 453 $373 2012 $ 0 $1,560 $ 669 $891 $242 Allowance for doubtful accounts $1,459 2011 $343 $1,560 Extracted from 10-K filings for Zebra Technologies 2013. Obtained from US Securities and Exchange Commission. www.sec.gou