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.
['2107', 'b', '6445', '4353', 'O', 'q', 'H', '3187', 'V', '8087', 't', 'g', '7457', '1207', 'u', '6785', 'u', '5391', 'R', '5843', '2041', '2371', '8941', 'n', '637', 'o', 'M']