General and administrative (Tables)

12 Months Ended

Dec. 31, 2022

General And Administrative

Schedule of General and Administrative Expense

General and administrative expenses were as follows:

	2022		2021		2020
Insurance	$	46,765	$	42,357	$	34,354
Professional fees		319,016		211,873		183,475
Rental (Note 12)		130,308		129,250		119,055
Other general and administrative expenses		264,847		221,402		191,824
Total general and administrative expenses	$	760,936	$	604,882	$	528,708