Judgment of the Court (Grand Chamber) of 14 December 2004 in Case C-463/01: Commission of the European Communities v Federal Republic of Germany (Environment — Free movement of goods — Packaging and packaging waste — Directive 94/62/EC — Exploitation and marketing of natural mineral waters — Directive 80/777/EEC — Deposit and return obligations for non-reusable packaging that depend on the overall percentage of reusable packaging)