Western Europe Snack Bar Market By Product Type (Protein Bars, Granola Bars, Energy Bars, and Others), By Retail Pack (Less than 30 Grams, 30 to 55 Grams, and 55 Grams Above), By Flavors (Chocolate, Peanut Butter, Coconut, Fruity, and Others (Oatmeal, Almond, Mint, Lemon, etc.)), By Distribution Channel (Supermarkets and Hypermarkets, Convenience Stores, Online Retail, and Others), Industry Analysis, Size, Share, Growth, Trends, and Forecasts 2024-2031