Name the total number for period of validity for upper volta
CREATE TABLE table_222666_1 (period_of_validity VARCHAR, former_country_name VARCHAR)
SELECT COUNT(period_of_validity) FROM table_222666_1 WHERE former_country_name = "Upper Volta"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_222666_1 (period_of_validity VARCHAR, former_country_name VARCHAR) Question: Name the total number for period of validity for upper volta [/INST] SELECT COUNT(period_of_validity) FROM table_222666_1 WHERE former_country_name = "Upper Volta" </s>