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Note 7 - Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Dividends Declared [Table Text Block]

Declaration date		Dividend				Total paid
March 1, 2021		$	0.05			$	680
June 1, 2021			0.06				817
September 1, 2021			0.06				822
December 1, 2021			0.06				822
March 1, 2022			0.06				822
June 1, 2022			0.06				827
September 1, 2022			0.06				829
December 1, 2022			0.06				833

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