How many people wrote episode 68 in the series?
CREATE TABLE table_228973_5 (written_by VARCHAR, no_in_series VARCHAR)
SELECT COUNT(written_by) FROM table_228973_5 WHERE no_in_series = 68
### Context: CREATE TABLE table_228973_5 (written_by VARCHAR, no_in_series VARCHAR) ### Question: How many people wrote episode 68 in the series? ### Answer: SELECT COUNT(written_by) FROM table_228973_5 WHERE no_in_series = 68