Professional occupations in advertising, marketing and public relations are employed by consulting firms, advertising agencies, corporations, associations, government, social agencies, museums, galleries, public interest groups, and cultural and other organizations, or they may be self-employed.
Here are the average annual salaries.
2010: $35,580
2005: $35,580
2000: $35,580
1995: $35,580
Entry-level: $35,580