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.
['6987', 'H', '8541', 'f', 'M', '9659', '8179', '1873', 'D', 'Z', '7657', '6241', 'Y', '5231', 'W', 'Q', '9011', 'W', '1275', 'o']