user: ### NOW ANSWER:
Question: What percentage of The Bronx voters occured when Manhattan had 29.9% of voters?
Columns: ['1953', 'party', 'Manhattan', 'The Bronx', 'Brooklyn', 'Queens', 'Richmond [Staten Is.]', 'Total', '%']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Robert F. Wagner, Jr.', 'Democratic', '236,960', '206,771', '339,970', '207,918', '31,007', 1022626.0, '45.6%']
SQL:

assistant: SELECT "The Bronx" FROM "Table" WHERE "Manhattan" = '29.9%';