Account for unearned revenue. (LO 1, 3)

The TJ Company collects all service revenue in advance. The company showed a \(\$ 12,500\) liability on its December 31,2006 , balance sheet for unearned service revenue. During 2007 , customers paid \(\$ 50,000\) for future services, and the income statement for the year ended December 31,2007 , reported service revenue of \(\$ 52,700\). What amount for the liability unearned service revenue will appear on the balance sheet at December 31,2007 ?