Revere Community Hospital is starting the process of projecting next year's inpatient revenue by calculating changes in inpatient revenue from $2021$ to $2022.$ Using the table below, calculate the percent of revenue generated by each payer in $2021$ and $2022$ and the year$-$to$-$year change in revenue. Which payers had the highest and lowest growth in revenue in the last year?

$\backslash$table$[[$Payer$,2021,\%$ of Total,$\backslash$table$[[\frac{2022}{18,000,00}$