iterating xml data

In my application database, customer order information is stored as xml in a nvarchar field in sql server.
I want to extract all orders which are valued more than 1000. Please find the below sample xml and help me with the query.

Sample xml 




2022-01-01
5000


2022-01-21
800


2022-02-17
1500


2022-03-30
9000