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Note 4 - Leases (Tables)
3 Months Ended
Mar. 31, 2023
Notes Tables  
Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]

Remainder of 2023

 $172,223 

2024

  174,721 

2025

  74,804 

2026

  70,220 

Total lease payments

  491,968 

Less: discount

  (35,152)

Present value of lease liabilities

 $456,816