Bank assets to GDP - Country rankings:
The average for 2016 was 65.61 percent.The highest value was in Hong Kong: 242.19 percent and the lowest value was in Afghanistan: 3.49 percent. Below is a chart for all countries where data are available for: Bank assets to GDP.
Bank assets, percent of GDP, 2016
(percent, Source: The International Monetary Fund, TheGlobalEconomy.com)