Detailed Instructions: In this task, you are given an input list. A list contains several comma-separated items written within brackets. You need to return the count of all the numerical elements in the given list. Return 0 if no numerical element in the list.
Q: ['2757', '183', 'E', '3863', '7023', '3069', '5421', '2749', '401', 'H', '6487', 'D', '2319', 't', '6277', '2957', 'p', 'q', 't', '8989', 'R', 'D']
A:
13