CREATE TABLE station (Station_ID NUMBER, Name CLOB, Annual_entry_exit FLOAT, Annual_interchanges FLOAT, Total_Passengers FLOAT, Location CLOB, Main_Services CLOB, Number_of_Platforms NUMBER)
CREATE TABLE train_station (Train_ID NUMBER, Station_ID NUMBER)
CREATE TABLE train (Train_ID NUMBER, Name CLOB, Time CLOB, Service CLOB)

Bar chart x axis location y axis sum total passengers, I want to sort in descending by the Location please.
SELECT Location, SUM(Total_Passengers) FROM station GROUP BY Location ORDER BY Location DESC
SELECT "Location", SUM("Total_Passengers") FROM "station" GROUP BY "Location" ORDER BY "Location" DESC