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.
['W', 'T', '2027', '8639', 'T', 'q', 'p', '6617', 'o', '2767', '8817', 'l', 'Q']