pre_text: Additional sources of cash available to us were international currency lines of credit and bank credit facilities totaling $26.0 million as of September 28, 2019, of which $20.8 million was unused and available. These unsecured international credit facilities were used in Europe and Japan during fiscal 2018. As of September 28, 2019, we had utilized $5.2 million of the international credit facilities as guarantees in Europe. Our ratio of current assets to current liabilities increased to 4.6:1 at September 28, 2019 compared to 3.3:1 at September 29, 2018. The increase in our ratio was primarily due to lower income taxes payable, partially offset by decreases in our ratio due to lower accounts receivable and inventories. Our cash and cash equivalents, short-term investments and working capital are as follows (in thousands):
table: Fiscal
table: 2019 2018
table: Cash and cash equivalents $305,833 $310,495
table: Short-term investments 120 120
table: Working capital 854,507 865,664
question: Analyse this data from a financial earnings document. What was the change in Short-term investments in 2019 from 2018?