user: Question: How many episodes had 16.03 million viewers?
Columns: ['No. in series', 'No. in season', 'Title', 'Directed by', 'Written by', 'Original air date', 'U.S. viewers (millions)']
Types: ['real', 'real', 'text', 'text', 'text', 'text', 'text']
Sample row: [62.0, 1.0, '" A Change Is Gonna Come "', 'Rob Corn', 'Shonda Rhimes', 'September27,2007', '20.93']
SQL:

assistant: SELECT COUNT("No. in series") FROM "Table" WHERE "U.S. viewers (millions)" = '16.03';