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.
['3179', 'l', 'g', '1757', '6941', '7405', 'h', '9285', 'c', '3911', 'u', '2163', 'u', '5931', '9115', '7709', 'y', 'o', 'S', '539']