Global Tobacco Market Size, Share & Demand Report By Product Type (Cigarettes, Cigars & Cigarillos, Smokeless Tobacco, Roll-Your-Own & Pipe Tobacco, Next-Generation Products), By Distribution Channel (Offline Retail, Online Retail), By Price Segment (Economy, Mid-Range, Premium), By Flavor Type (Unflavored, Flavored), By End-Use Consumer & Region – Segment Forecasts, 2026–2031