The balance sheet for a company at December 31, 2015 indicated that total assets were $173,000, total liabilities were $61,000, and Common Stock had a balance of $72,000. At December 31, 2016, assets had increased by $40,000 and there had been no change in the amount of Common Stock. Additional information for 2016 included the following: What were total liabilities on December 31, 2016?