what is the total levels in 2007?
CREATE TABLE table_62310 (
    "Season" real,
    "Team" text,
    "Country" text,
    "League" text,
    "Level" real,
    "Apps" real,
    "Goals" real
)
SELECT SUM("Level") FROM table_62310 WHERE "Season" = '2007'
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 total levels in 2007? ### Input: CREATE TABLE table_62310 (
    "Season" real,
    "Team" text,
    "Country" text,
    "League" text,
    "Level" real,
    "Apps" real,
    "Goals" real
) ### Response: SELECT SUM("Level") FROM table_62310 WHERE "Season" = '2007'