How many KEI catagories are listed when the economic incentive regime is 2.56?
CREATE TABLE table_25649 (
    "Country" text,
    "KEI" text,
    "KI" text,
    "Economic Incentive Regime" text,
    "Innovation" text,
    "Education" text,
    "ICT" text,
    "2008 Rank" real
)
SELECT COUNT("KEI") FROM table_25649 WHERE "Economic Incentive Regime" = '2.56'
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 KEI catagories are listed when the economic incentive regime is 2.56? ### Input: CREATE TABLE table_25649 (
    "Country" text,
    "KEI" text,
    "KI" text,
    "Economic Incentive Regime" text,
    "Innovation" text,
    "Education" text,
    "ICT" text,
    "2008 Rank" real
) ### Response: SELECT COUNT("KEI") FROM table_25649 WHERE "Economic Incentive Regime" = '2.56'