Which Number of electorates (2009) has a District of jhajjar, and a Reserved for (SC/ST/None) of sc, and a Constituency number smaller than 66?
CREATE TABLE table_12299 (
    "Constituency number" real,
    "Name" text,
    "Reserved for ( SC / ST /None)" text,
    "District" text,
    "Number of electorates (2009)" real
)
SELECT COUNT("Number of electorates (2009)") FROM table_12299 WHERE "District" = 'jhajjar' AND "Reserved for ( SC / ST /None)" = 'sc' AND "Constituency number" < '66'
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: Which Number of electorates (2009) has a District of jhajjar, and a Reserved for (SC/ST/None) of sc, and a Constituency number smaller than 66? ### Input: CREATE TABLE table_12299 (
    "Constituency number" real,
    "Name" text,
    "Reserved for ( SC / ST /None)" text,
    "District" text,
    "Number of electorates (2009)" real
) ### Response: SELECT COUNT("Number of electorates (2009)") FROM table_12299 WHERE "District" = 'jhajjar' AND "Reserved for ( SC / ST /None)" = 'sc' AND "Constituency number" < '66'