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.
['k', '1831', 'm', 'E', '6641', 'n', 'G', '9215', 'l', '9187', '8023', '4383', 'z', '6657', '6967', '6187', '4889', 't', 'K', 'r', '4389', 'H', '7969', '7093', 'D']