VISCOFAN SA revenue for the last year amounted to 22.98 B MXN, the most of which — 18.47 B MXN — came from its highest performing source at the moment, Casings, the year earlier bringing 20.10 B MXN. The greatest contribution to the revenue figure was made by North America — last year it brought VISCOFAN SA 6.92 B MXN, and the year before that — 7.72 B MXN.