Wolters Kluwer N.V. ADR revenue for the last year amounted to 5.47 B EUR, the most of which — 1.48 B EUR — came from its highest performing source at the moment, Health, the year earlier bringing 1.42 B EUR. The greatest contribution to the revenue figure was made by United States and Canada — last year it brought Wolters Kluwer N.V. ADR 3.50 B EUR, and the year before that — 3.41 B EUR.