Table schema:
CREATE TABLE table_name_65 (year INTEGER, income VARCHAR, expenditure VARCHAR, _percentage_gdp VARCHAR)

Question: Which Year has an Expenditure smaller than 41.3, and a % GDP of x, and an Income larger than 34.4?
SQL: SELECT SUM(year) FROM table_name_65 WHERE expenditure < 41.3 AND _percentage_gdp = "x" AND income > 34.4