Name the total number of luna blastoff date for apollo 11
CREATE TABLE table_1558077_8 (lunar_blastoff_date VARCHAR, mission_name VARCHAR)
SELECT COUNT(lunar_blastoff_date) FROM table_1558077_8 WHERE mission_name = "Apollo 11"
### Context: CREATE TABLE table_1558077_8 (lunar_blastoff_date VARCHAR, mission_name VARCHAR) ### Question: Name the total number of luna blastoff date for apollo 11 ### Answer: SELECT COUNT(lunar_blastoff_date) FROM table_1558077_8 WHERE mission_name = "Apollo 11"