CREATE TABLE table_203_377 (id DECIMAL, "rank" DECIMAL, "nation" TEXT, "gold" DECIMAL, "silver" DECIMAL, "bronze" DECIMAL, "total" DECIMAL)

how many silver medals did kenya earn ?
SELECT "silver" FROM table_203_377 WHERE "nation" = 'kenya'
SELECT "silver" FROM "table_203_377" WHERE "nation" = 'kenya'