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.
['T', '1249', '4067', '113', '7243', '1345', 'a', '2365', 'B', 't', 'y', '7565', 'I', 'Z', '5259', 'k']