CREATE TABLE head (head_ID NUMBER, name CLOB, born_state CLOB, age FLOAT)
CREATE TABLE department (Department_ID NUMBER, Name CLOB, Creation CLOB, Ranking NUMBER, Budget_in_Billions FLOAT, Num_Employees FLOAT)
CREATE TABLE management (department_ID NUMBER, head_ID NUMBER, temporary_acting CLOB)

Compute the total the number of born state across born state as a pie chart.
SELECT born_state, COUNT(born_state) FROM head GROUP BY born_state
SELECT "born_state", COUNT("born_state") FROM "head" GROUP BY "born_state"