Two or more items are omitted in each of the following tabulations of income statement data. Fill in the amounts missing. 2011 2012 2013 Sales revenue 293380 ? ? Sales returns & allow 6380 13450 ? net sales ? 349640 ? begin inventory 21650 33460 ? End inventory ? ? ? Purchases ? 264890 299150 Purchase returns & Allow 5280 8370 10440 Freight in 8390 9430 12170 COGS 239120 ? 304570 Gross profit on sales 47880 92410 98750