Table:
|  |  | Years Ended December 31, |  |
| --- | --- | --- | --- |
|  | 2019 | 2018 | 2017 |
| Basic: |  |  |  |
| Weighted average common shares outstanding | 41,649 | 42,090 | 41,822 |
| Diluted: |  |  |  |
| Dilutive effect of stock appreciation rights, restricted stock, restricted stock units and shares held in rabbi trust | 153 | 156 | 319 |
| Total weighted average diluted shares outstanding | 41,802 | 42,246 | 42,141 |
| Anti-dilutive shares excluded from the diluted earnings per share calculation | 69 | 44 | 46 |
Paragraphs:
Note 21. Earnings Per Share
Basic earnings per share are based on the weighted average number of common shares outstanding during the periods. Diluted earnings per share includes the weighted average number of common shares outstanding during the respective periods and the further dilutive effect, if any, from stock appreciation rights, restricted stock, restricted stock units and shares held in rabbi trust using the treasury stock method.
The number of shares used in the earnings per share computation were as follows (in thousands):
Question:
In which years is the Total weighted average diluted shares outstanding calculated?
Answer: 2019, 2018, 2017