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Note 3 - Leases (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Lessee, Operating Lease, Liability, Maturity [Table Text Block]
2022 $223,299 
2023  228,862 
2024  174,721 
2025  74,804 
2026  70,220 
Total lease payments  771,906 
Less: discount  (72,658)
Present value of lease liabilities $699,248