Banking system z-scores - Country rankings:
The average for 2016 was 14.38 index points.The highest value was in Jordan: 50.61 index points and the lowest value was in Saint Lucia: -0.45 index points. Below is a chart for all countries where data are available for: Banking system z-scores.
Definition: The index captures the probability of default of a country's banking system. Z-score compares the buffer of a country's banking system (capitalization and returns) with the volatility of those returns. It is estimated as (ROA+(equity/assets))/sd(ROA); sd(ROA) is the standard deviation of ROA. ROA, equity, and assets are country-level aggregate figures. Calculated from underlying bank-by-bank unconsolidated data from Bankscope.