Year ended December 31,

2023

2022

2021

Numerator for basic and diluted earnings per share - net income

$

9,483

$

15,921

$

16,492

Denominator for basic earnings per share - weighted average shares 
   outstanding

3,610,713

3,564,481

3,553,949

Effect of dilutive securities - employee stock options

-

-

189

Denominator for diluted earnings per share - adjusted weighted
   average shares outstanding

3,610,713

3,564,481

3,554,138

Earnings per share - basic

$

2.63

$

4.47

$

4.64

Earnings per share - diluted

$

2.63

$

4.47

$

4.64