Robuta

https://www.legit.ng/business-economy/economy/1624817-naira-sets-a-exchange-rate-official-parallel-markets-dollar-supply-drops/
The Nigerian currency, the naira sank to its lowest in the official foreign exchange market on Tuesday, November 12, 2024, closing at N1,689.44 per dollar.
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https://www.tableau.com/en-gb/research/publications/parallel-sets-interactive-exploration-and-visual-analysis-categorical-data
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https://www.tableau.com/research/publications/parallel-sets-interactive-exploration-and-visual-analysis-categorical-data
parallel setsvisual analysiscategorical datainteractiveexploration