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.
['W', 'p', 'b', 'j', '9119', '3483', '2799', '6897', 'Z', '827', '1515', 'A', 'k', '5069', 'n', 'B', '5419', '1923', 'U', 'j', '7083', 'p', '1863', 'p', 'S', 'Z', 'j', 'W', 'o', 'M']