SQL Server Service Broker: Query to get estimated number of rows in queues

gistfile1.sql

SELECT q.name, p.rows
FROM sys.partitions p
	INNER JOIN sys.internal_tables t ON t.object_id = p.object_id
	INNER JOIN sys.service_queues q ON q.object_id = t.parent_object_id
WHERE p.index_id IN (1, 0) --AND q.name = 'QueueName'