Visualize the average experience working length of journalists working on different role type using a pie chart.
CREATE TABLE event (
    Event_ID int,
    Date text,
    Venue text,
    Name text,
    Event_Attendance int
)

CREATE TABLE journalist (
    journalist_ID int,
    Name text,
    Nationality text,
    Age text,
    Years_working int
)

CREATE TABLE news_report (
    journalist_ID int,
    Event_ID int,
    Work_Type text
)
SELECT Work_Type, AVG(Years_working) FROM journalist AS t1 JOIN news_report AS t2 ON t1.journalist_ID = t2.journalist_ID GROUP BY t2.Work_Type
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: Visualize the average experience working length of journalists working on different role type using a pie chart. ### Input: CREATE TABLE event (
    Event_ID int,
    Date text,
    Venue text,
    Name text,
    Event_Attendance int
)

CREATE TABLE journalist (
    journalist_ID int,
    Name text,
    Nationality text,
    Age text,
    Years_working int
)

CREATE TABLE news_report (
    journalist_ID int,
    Event_ID int,
    Work_Type text
) ### Response: SELECT Work_Type, AVG(Years_working) FROM journalist AS t1 JOIN news_report AS t2 ON t1.journalist_ID = t2.journalist_ID GROUP BY t2.Work_Type