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.
['4797', '4647', 'P', 'X', '1231', '9079', '7825', 'L', 'G', '1515', '7699', 't', '7415', '4177', 'm', 'K', '991', 'c', 'C']