1) The Volume field values are available in the list box if scroll down you can see all the values else sort the list box by state to Auto Ascending Order.
2) The Chiusura is Treating as Text not as Numeric so you need to convert the Chiusura field into Number format.
Then it will display the values on the graph,
Kindly find the Attachment.
Test FIle1.qvw 353.5 K