which denomination has the highest margin ?
CREATE TABLE table_203_857 (
    id number,
    "denomination" text,
    "1870" text,
    "1880" text,
    "1890" text,
    "1900" text,
    "1910" text,
    "1920" text,
    "1930" text,
    "1941" text,
    "1949" text,
    "2001" text,
    "2011" text
)
SELECT "denomination" FROM table_203_857 ORDER BY "1870" DESC LIMIT 1
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: which denomination has the highest margin ? ### Input: CREATE TABLE table_203_857 (
    id number,
    "denomination" text,
    "1870" text,
    "1880" text,
    "1890" text,
    "1900" text,
    "1910" text,
    "1920" text,
    "1930" text,
    "1941" text,
    "1949" text,
    "2001" text,
    "2011" text
) ### Response: SELECT "denomination" FROM table_203_857 ORDER BY "1870" DESC LIMIT 1