Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_11900773_6 (paper_type VARCHAR, design VARCHAR)
### Question:
How many paper types did Ian Drolet design stamps on?
### Answer:
SELECT COUNT(paper_type) FROM table_11900773_6 WHERE design = "Ian Drolet"