Table:
0
A
B
C
D
1
Year Ended December 31,
2
2019
2018
2017
3
Stock options
223,259
229,294
258,917
4
Restricted stock awards
—
—
129
5
Restricted stock units
136,600
148,175
188,050
6
Common stock subject to repurchase
250
957
13,281

Questions and formulas:
Question: What was the change in Common stock subject to repurchase between 2018 and 2017?
Formula: C6-D6
Formula2: C6-D6
Level: Calculation
Question: What was the percentage change in Common stock subject to repurchase between 2018 and 2019?
Formula: (B6-C6)/C6
Formula2: (B6-C6)/C6
Level: Calculation