CREATE TABLE table_27702 ("Date of Issue" TEXT, "Theme" TEXT, "Denomination" TEXT, "Design" TEXT, "Illustration" TEXT, "Quantity" TEXT, "Printing Process" TEXT, "Paper Type" TEXT, "First Day Cover Cancellation" TEXT)

How many time is the theme rotary international : 100 years in canada?
SELECT COUNT("Printing Process") FROM table_27702 WHERE "Theme" = 'Rotary International : 100 Years in Canada'
SELECT COUNT("Printing Process") FROM "table_27702" WHERE "Theme" = 'Rotary International : 100 Years in Canada'