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', '2211', 'm', 'u', '4257', '1767', '5273', 'k', 'V', 'z', 'h', 'T', 'D', '3277', '5287', 'a', '3061', 'K', '2729', 'U']