CREATE TABLE table_204_173 (id DECIMAL, "rank" DECIMAL, "group" TEXT, "name" TEXT, "nationality" TEXT, "2.05" TEXT, "2.15" TEXT, "2.19" TEXT, "2.23" TEXT, "2.26" TEXT, "result" TEXT, "notes" TEXT)

what is the nationality of the performer listed before niki palli ?
SELECT "nationality" FROM table_204_173 WHERE id = (SELECT id FROM table_204_173 WHERE "name" = 'niki palli') - 1
SELECT "nationality" FROM "table_204_173" WHERE "id" = (SELECT "id" FROM "table_204_173" WHERE "name" = 'niki palli') - 1