Table schema:
CREATE TABLE table_name_69 (pleasure VARCHAR, psychological_dependence VARCHAR, drug VARCHAR)

Question: What is the total number of Pleasure(s), when Psychological Dependence is greater than 1.9, and when Drug is "Benzodiazepines"?
SQL: SELECT COUNT(pleasure) FROM table_name_69 WHERE psychological_dependence > 1.9 AND drug = "benzodiazepines"