user: ### NOW ANSWER:
Question: What is the 1955 rate when the 1956 is more than 2.9, and 1953 is larger than 4.5?
Columns: ['Country', '1951', '1952', '1953', '1954', '1955', '1956', '1957', '1958', '1959']
Types: ['text', 'real', 'real', 'real', 'real', 'real', 'real', 'real', 'real', 'real']
Sample row: ['United States', 4.4, 4.6, 4.5, 4.2, 4.1, 4.1, 4.0, 4.8, 4.9]
SQL:

assistant: SELECT SUM("1955") FROM "Table" WHERE "1956" > 2.9 AND "1953" > 4.5;