The document summarizes book sales and royalties for four books from January 2012 to June 2013. It shows the title, price, sales numbers, total sales, and royalties for each book. Total royalties were 18.6 million rupiah with a 2.8 million tax, resulting in 15.8 million rupiah in royalties paid to the publisher Cakrawala Buana. A graph shows the sales of each book over the periods.