Table:
|  |  | Fiscal |  |
| --- | --- | --- | --- |
|  | 2019 | 2018 | 2017 |
| Beginning balance | $4,568 | $6,890 | $2,420 |
| Additions charged to expenses | 5,210 | 1,980 | 4,190 |
| Accruals related to acquisitions | — | 37 | 4,390 |
| Deductions from reserves | (1,088) | (4,339) | (4,110) |
| Ending balance | $8,690 | $4,568 | $6,890 |
Paragraphs:
Accounts Receivable Allowances
Accounts receivable allowances reflect our best estimate of probable losses inherent in our accounts receivable balances, including both losses for uncollectible accounts receivable and sales returns. We regularly review allowances by considering factors such as historical experience, credit quality, the age of the accounts receivable balances and current economic conditions that may affect a customer’s ability to pay.
Activity in accounts receivable allowance is as follows (in thousands):
Question:
In which years were the accounts receivable allowances provided in the table?
Answer: 2019, 2018, 2017