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.
['1377', '6489', 'c', 'A', 'l', '8949', '9423', '2281', 'U', 'N', 'r', 'u', '8903', '5313', 'T', 'M', '4405', 'N', '4405', 'f', '2183', 's', 'C', '3659', '4815', '5999']