As an AI language model, I don’t have access to the latest real-time data. However, I can provide you with a list of potential top countries with significant increases in consumer spending based on historical patterns and general economic trends. Please note that this information might not reflect the latest updates. The ranking can vary depending on various factors, including economic conditions, policies, and events. Here’s a list of countries that have historically shown substantial increases in consumer spending:

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1. China
2. India
3. United States
4. Japan
5. Germany
6. United Kingdom
7. South Korea
8. Brazil
9. Russia
10. Canada

It’s important to consult recent reliable sources or reports from reputable organizations like the International Monetary Fund (IMF) or World Bank for the most accurate and up-to-date information on consumer spending trends in various countries.