Table:
|  | Fiscal Years |  | Year-Over-Year Change |  |
| --- | --- | --- | --- | --- |
|  | 2019 | 2018 | Amount | Percentage |
| Interest expense | $(350) | $(108) | $(242) | 224% |
| Interest income and other expense, net | 189 | 77 | 112 | 145% |
|  | $(161) | $(31) | $(130) | 419% |
Paragraphs:
Interest Expense and Interest Income and Other Expense, net
The table below sets forth the changes in interest expense and interest income and other expense, net, for the fiscal year ended December 29, 2019, as compared to fiscal year ended December 30, 2018 (in thousands, except percentage data):
The $242,000 increase in interest expense was attributable to higher line of credit balance in 2019 compared to 2018. The $112,000 increase in interest income and other expenses was attributable to increase in interest income from money market account with Heritage Bank.
Question:
What is the average total interest expense and interest income and other expense, net, in 2018 and 2019?
Answer: -(31 + 161)/2  = -96