CREATE TABLE table_21322 ("Rank" FLOAT, "1-year peak" TEXT, "5-year peak" TEXT, "10-year peak" TEXT, "15-year peak" TEXT, "20-year peak" TEXT)

What is the highest rank when Garry Kasparov, 2879 is the 1-year peak?
SELECT MAX("Rank") FROM table_21322 WHERE "1-year peak" = 'Garry Kasparov, 2879'
SELECT MAX("Rank") FROM "table_21322" WHERE "1-year peak" = 'Garry Kasparov, 2879'