Expert analysis in the Smithers report The Future of Global Corrugated Board Packaging to 2025 forecasts that global corrugated board will increase at a compound annual growth rate (CAGR) of 3.8% across 2020-2025 to reach $205.7 billion. The volume of board consumed worldwide will increase at a slightly slower rate to reach 193.2 million tonnes in that year.

https://www.smithers.com/resources/2020/sept/corrugated-packaging-to-top-$200-billion-by-2025