what is the number of countries in each team ?
CREATE TABLE table_203_526 (
    id number,
    "team 1" text,
    "agg." text,
    "team 2" text,
    "1st leg" text,
    "2nd leg" text
)
SELECT COUNT("team 1") FROM table_203_526
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 is the number of countries in each team ? ### Input: CREATE TABLE table_203_526 (
    id number,
    "team 1" text,
    "agg." text,
    "team 2" text,
    "1st leg" text,
    "2nd leg" text
) ### Response: SELECT COUNT("team 1") FROM table_203_526