CREATE TABLE table_367 ("Date of Issue" TEXT, "Theme" TEXT, "Denomination" TEXT, "Design" TEXT, "Illustration" TEXT, "Printing Process" TEXT, "Paper Type" TEXT, "First Day Cover Cancellation" TEXT)

How many paper types did Ian Drolet design stamps on?
SELECT COUNT("Paper Type") FROM table_367 WHERE "Design" = 'Ian Drolet'
SELECT COUNT("Paper Type") FROM "table_367" WHERE "Design" = 'Ian Drolet'