How many countries has a gdp (nominal) of $29.9 billion?
CREATE TABLE table_11780179_1 (gdp_per_capita__nominal_ VARCHAR, gdp__nominal_ VARCHAR)
SELECT COUNT(gdp_per_capita__nominal_) FROM table_11780179_1 WHERE gdp__nominal_ = "$29.9 billion"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_11780179_1 (gdp_per_capita__nominal_ VARCHAR, gdp__nominal_ VARCHAR) Question: How many countries has a gdp (nominal) of $29.9 billion? [/INST] SELECT COUNT(gdp_per_capita__nominal_) FROM table_11780179_1 WHERE gdp__nominal_ = "$29.9 billion" </s>