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.
['7891', '7729', '4689', '9169', 'P', '465', '1813', 'X', 'B', 'g', '7433', '1087', '2443', 'q', 'Q', '5919', '8345', '9921', '3229', '2805', '7209', '2231', 'k', '1839', 'I']