user: ### NOW ANSWER:
Question: What is the no party preference when republican is 45.3%?
Columns: ['City', 'Population', 'Registered voters', 'Democratic', 'Republican', 'D–R spread', 'Other', 'No party preference']
Types: ['text', 'real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Banning', 29414.0, '42.9%', '38.9%', '40.8%', '-1.9%', '8.2%', '15.4%']
SQL:

assistant: SELECT "No party preference" FROM "Table" WHERE "Republican" = '45.3%';