CREATE TABLE table_34275 ("Year" TEXT, "Men's singles" TEXT, "Women's singles" TEXT, "Men's doubles" TEXT, "Women's doubles" TEXT, "Mixed doubles" TEXT)

What year was there no competition in Women's singles?
SELECT "Year" FROM table_34275 WHERE "Women's singles" = 'no competition'
SELECT "Year" FROM "table_34275" WHERE "Women's singles" = 'no competition'