You say that you have the numerator and denominator for each rate. One way to visualize data like these is to use a funnel plot of the rates. You use the national average rate as a baseline measurement and then plot the rates versus the denominator, which is related to the variance of the estimate. For some examples, see
Funnel plots for proportions - The DO Loop (sas.com)
Use a funnel plot to visualize rates: The case fatality rate for COVID-19 in North Carolina counties - The DO Loop (sas.com)
A funnel plot for immunization rates - The DO Loop (sas.com)
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