How many regions have 0.5% solar panels?
CREATE TABLE table_27330 (
    "Region" text,
    "Public network" text,
    "Own/community generator" text,
    "Solar panel" text,
    "Other source" text,
    "None" text
)
SELECT COUNT("Public network") FROM table_27330 WHERE "Solar panel" = '0.5%'
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 regions have 0.5% solar panels? ### Input: CREATE TABLE table_27330 (
    "Region" text,
    "Public network" text,
    "Own/community generator" text,
    "Solar panel" text,
    "Other source" text,
    "None" text
) ### Response: SELECT COUNT("Public network") FROM table_27330 WHERE "Solar panel" = '0.5%'