Percentage Of Americans With Phobias

Social Phobia - Percentage Of Americans With Phobias
Approximately 5.3 million American adults ages 18 to 54, or about 3.7 percent of people in this age group, have social phobia.

Agoraphobia
Agoraphobia involves intense fear of any place or situation where escape might be difficult or help unavailable in the event of developing sudden panic-like symptoms.
Approximately 3.2 million American adults ages 18 to 54, or about 2.2 percent of people in this age group have agoraphobia.

Specific Phobia
Specific phobia involves marked and persistent fear and avoidance of a specific object or situation.
Approximately 6.3 million American adults ages 18 to 54, or about 4.4 percent of people in this age group in a given year, have some type of specific phobia.

source: National Institute of Mental Health