(CNSNews.com) – Vice President Joe Biden and his wife, Jill, reported an adjusted gross income of $407,009 in 2013, from which they contributed 5% to charity, or a total of $20,523, according to their 2013 income tax return, which was released by the White House on Friday.

Among that charity-total -- $20,523 – a sum of $15,300 was royalties earned from Jill Biden’s 2012 children’s book, Don’t Forget, God Bless Our Troops. Excluding those book royalties, the Bidens’ charitable contributions of $5,223 equaled 1.2% of their income.

The Bidens’ tax return also shows they donated “other than cash or check” a total of $300 in goods to Goodwill Industries in 2013.

“The Bidens contributed $20,523 to charity in 2013, including contributing the royalties received from Dr. Biden’s children’s book, net of taxes, to the USO (United Services Organizations),” the White House press release states.

The other contributions made by the Bidens includeed $475 to St. Joseph’s on the Brandywine church; $2,400 to the Annual Catholic Appeal for the Diocese of Wilmington, Delaware; $500 to Westminster Presbyterian Church; $25 to Dalhgren Chapel of the Sacred Heart at Georgetown University; $100 to The Ministry of Caring – Book Buddies; $200 to the ALS Association; and $1,223 to the Northern Virginia Community College Educational Foundation.