Question: Gilbert F. Casellas is a director of a financial firm that operates in how many other countries outside the US?
Sentence (from "Prudential Financial"): Prudential Financial, Inc. is an American Fortune Global 500 and Fortune 500 company whose subsidiaries provide insurance, investment management, and other financial products and services to both retail and institutional customers throughout the United States and in over 30 other countries.
Relevant evidence: Yes