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.
['L', '3749', 'Q', 'o', 'B', 'K', '1717', 'U', '353', 'K', '5063', 'K', 't', 'o', '7681', '9215', 'I', '5171', 'U', '7411', 'Q', '1055', '2417', '9381', 'D', '5499', '7315', 'N', 'N', '9067']