Table:
0
A
B
C
1
Year ended March 31,
2
2019
2018
3
Beginning balance
$6,164
$4,931
4
Additions based on tax positions related to current year
164
142
5
Additions for tax positions of prior years
231
1,444
6
Reductions due to change in foreign exchange rate  
(301)
(353)
7
Expiration of statutes of limitation
(165)
—
8
Reductions due to settlements with tax authorities
(77)
—
9
Ending balance
$6,016
$6,164

Questions and formulas:
Question: What was the change in the Beginning balance from 2018 to 2019?
Formula: B3 - C3
Formula2: B3 - C3
Level: Calculation
Question: What was the average Additions for tax positions of prior years for 2018 and 2019?
Formula: (B5 + C5) / 2
Formula2: (B5 + C5) / 2
Level: Calculation