Chang and Smith Tours has the following balance sheets: 2018 2019 Assets Cash $203 $190 684 726 918 1,023 Accounts Receivable Inventory Net Fixed Assets Total Assets 2,014 1,996 $3,819 $3,935 Liabilities and Equity Accounts Payable $748 $818 Notes Payable 306 302 Long-Term Debt 1,647 1,722 Stockholders' Equity 1,118 1,093 Total Liabilities and Equity $3,819 $3,935 What is the change in net working capital during the year 2019