CREATE TABLE table_72662 ("Year" FLOAT, "Dates" TEXT, "Champion" TEXT, "Country" TEXT, "Score" TEXT, "To par" TEXT, "Margin of victory" TEXT, "Purse  (  US$  ) " FLOAT, "Winners share" FLOAT)

How many years was Jiyai Shin the champion?
SELECT COUNT("Year") FROM table_72662 WHERE "Champion" = 'Jiyai Shin'
SELECT COUNT("Year") FROM "table_72662" WHERE "Champion" = 'Jiyai Shin'