human
advance auto parts, inc. schedule ii - valuation and qualifying accounts (in thousands) allowance for doubtful accounts receivable: balance at beginning of period charges to expenses deductions balance at end of period january 3, 2015 $13295 $17182 $(14325) (1) $16152 january 2, 2016 16152 22067 (12461) (1) 25758 december 31, 2016 25758 24597 (21191) (1) 29164 (1) accounts written off during the period. these amounts did not impact the company 2019s statement of operations for any year presented. note: other valuation and qualifying accounts have not been reported in this schedule because they are either not applicable or because the information has been included elsewhere in this report. .
| Allowance for doubtful accounts receivable: | Balance atBeginningof Period | Charges toExpenses | Deductions |  | Balance atEnd ofPeriod |
| --------- | --------- | --------- | --------- | --------- | --------- |
| January 3, 2015 | $13,295 | $17,182 | $(14,325) | <sup>(1)</sup> | $16,152 |
| January 2, 2016 | 16,152 | 22,067 | (12,461) | <sup>(1)</sup> | 25,758 |
| December 31, 2016 | 25,758 | 24,597 | (21,191) | <sup>(1)</sup> | 29,164 |
advance auto parts, inc. schedule ii - valuation and qualifying accounts (in thousands) allowance for doubtful accounts receivable: balance at beginning of period charges to expenses deductions balance at end of period january 3, 2015 $13295 $17182 $(14325) (1) $16152 january 2, 2016 16152 22067 (12461) (1) 25758 december 31, 2016 25758 24597 (21191) (1) 29164 (1) accounts written off during the period. these amounts did not impact the company 2019s statement of operations for any year presented. note: other valuation and qualifying accounts have not been reported in this schedule because they are either not applicable or because the information has been included elsewhere in this report. .
Please compute the result.
what is the net change in the balance of allowance for doubtful accounts receivable during 2015?
assistant
2857.0
human
n/a
assistant
0.21489