Table schema:
CREATE TABLE table_214479_8 (y_ VARCHAR, _2009 VARCHAR, expression VARCHAR, month VARCHAR, d VARCHAR, e VARCHAR)

Question: what is  the y = 2009 when the expression is month = floor ((d + e + 114) / 31)?
SQL: SELECT y_ = _2009 FROM table_214479_8 WHERE expression = month = FLOOR((d + e + 114) / 31)