Table:
|  | Year Ended December 31, 2019 | Year Ended December 31, 2018 | Year Ended December 31, 2017 |
| --- | --- | --- | --- |
| Weighted average common shares—basic | 45,542,315 | 45,280,161 | 44,855,263 |
| Dilutive effect of stock options | 32,222 | 33,134 | 31,534 |
| Dilutive effect of restricted stock | 505,858 | 467,659 | 297,406 |
|  | 46,080,395 | 45,780,954 | 45,184,203 |
Paragraphs:
1. Description of the business and summary of significant accounting policies: (Continued)
Shares of restricted stock are included in the computation of basic EPS as they vest and are included in diluted EPS, to the extent they are dilutive, determined using the treasury stock method.
The following details the determination of the diluted weighted average shares:
Question:
What is the average number of basic weighted average common shares in 2017 and 2018?
Answer: (44855263 + 45280161)/2  = 45067712