how many sites were notified after 2000 ?
CREATE TABLE table_203_207 (
    id number,
    "site name" text,
    "reason for designation\nbiological interest" number,
    "reason for designation\ngeological interest" number,
    "area\nhectares" number,
    "area\nacres" number,
    "coordinates & grid ref" text,
    "year in which notified" number,
    "other designations" text,
    "map & citation" text
)
SELECT COUNT("site name") FROM table_203_207 WHERE "year in which notified" > 2000
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: how many sites were notified after 2000 ? ### Input: CREATE TABLE table_203_207 (
    id number,
    "site name" text,
    "reason for designation\nbiological interest" number,
    "reason for designation\ngeological interest" number,
    "area\nhectares" number,
    "area\nacres" number,
    "coordinates & grid ref" text,
    "year in which notified" number,
    "other designations" text,
    "map & citation" text
) ### Response: SELECT COUNT("site name") FROM table_203_207 WHERE "year in which notified" > 2000