When 8.9% is the electricity reduction percentage how many sets of tonnes of co2 saved is there?
CREATE TABLE table_31187 (
    "Year" text,
    "Universities" real,
    "No. of Students Signed up" real,
    "% electricity reduction" text,
    "Tonnes of CO2 Saved" real,
    "\u00a3 Saved" text
)
SELECT COUNT("Tonnes of CO2 Saved") FROM table_31187 WHERE "% electricity reduction" = '8.9%'
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: When 8.9% is the electricity reduction percentage how many sets of tonnes of co2 saved is there? ### Input: CREATE TABLE table_31187 (
    "Year" text,
    "Universities" real,
    "No. of Students Signed up" real,
    "% electricity reduction" text,
    "Tonnes of CO2 Saved" real,
    "\u00a3 Saved" text
) ### Response: SELECT COUNT("Tonnes of CO2 Saved") FROM table_31187 WHERE "% electricity reduction" = '8.9%'