Write SQL query to solve given problem: Among all the customers in Germany, how many of them have an account balance of over 1000?. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT COUNT(T1.c_custkey) FROM customer AS T1 INNER JOIN nation AS T2 ON T1.c_nationkey = T2.n_nationkey WHERE T2.n_name = 'GERMANY' AND T1.c_acctbal > 1000