What percentage did Republish Christopher Reed receive when the lead margin was smaller than 16?
CREATE TABLE table_45520 (
    "Poll Source" text,
    "Dates administered" text,
    "Democrat: Tom Harkin" text,
    "Republican: Christopher Reed" text,
    "Lead Margin" real
)
SELECT "Republican: Christopher Reed" FROM table_45520 WHERE "Lead Margin" < '16'
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: What percentage did Republish Christopher Reed receive when the lead margin was smaller than 16? ### Input: CREATE TABLE table_45520 (
    "Poll Source" text,
    "Dates administered" text,
    "Democrat: Tom Harkin" text,
    "Republican: Christopher Reed" text,
    "Lead Margin" real
) ### Response: SELECT "Republican: Christopher Reed" FROM table_45520 WHERE "Lead Margin" < '16'