Table:
0
A
B
C
D
1
Years Ended December 31,
2
2019
2018
2017
3
Weighted average shares outstanding:
4
Basic weighted average shares outstanding
116,175
116,057
118,059
5
Add: Dilutive effect of stock options, RSUs, and contingently issuable
6
shares
2,396
1,575
1,385
7
Diluted weighted average shares outstanding
118,571
117,632
119,444

Questions and formulas:
Question: What was the percentage change in Diluted weighted average shares outstanding between 2018 and 2019?
Formula: (B7-C7)/C7
Formula2: (B7-C7)/C7
Level: Calculation