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.
['1223', '8629', '9075', '2489', '7407', 'S', 'r', '8241', 'd', 'k', '5273', 'G', '1457', 'U', 'Z', 'q', '7567', 'M', 'D']