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.
['Z', '7453', 'L', '5775', 'a', '2345', '8083', '5763', 'n', 'T', '2753', '1779', 'N', 's', 'L', 'D', 'o', '5009', 'N', '803', '3971', '4415', 'I', 'T', '8481', 'V', 'W', '2879', 'K', 'P', '6463', 'B', '3941', 'A', 'O', '4521', 'r', 'i', '6423', '8457']