CIS revenue for the last year amounted to 310.00 B KRW, the most of which — 203.50 B KRW — came from its highest performing source at the moment, Calendar (Roll Press), the year earlier bringing 120.57 B KRW. The greatest contribution to the revenue figure was made by North America (United States, Canada) — last year it brought CIS 140.30 B KRW, and the year before that — 5.71 B KRW.