What year of the operation ratio for governmental activities (GA) represents the healthiest budgetary solvency indicator?

And why? Please explain it based on the ratio results.

 

Table 2 Arkansas CAFRS Current ratio Operating ratio 2017 GA BA 3.66 4.67 0.96 1.05 TPG 3.94 0.98 2018 GA 3.50 0.98 BA 4.92 1.03 TPG 3.89 0.99 2019 GA 3.77 1.01 BA 5.28 1.04 TPG 4.17 1.02