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.

['S', 'P', '7817', '7781', '5257', '8431', '17', '8529', '1501', 'c', '5', '4665', 'p', 'g', 'M', '5291', '4617', 'X', '7879', '301', 's', '5385', '3891', 'D', '8907', '1779', 'c', 'p', '6987']
18

['6925', '4701', 'H', 'n', '2175', 'w', '7935', 'o']
4

['7595', 'S', '2415', '1367', 'O', 'I', '8421', 'a', 'W', '4261', 's', '7825', 'C', '1855', 'u', 'Y', 'f', 'A', 'd', 'V', 'E', '4997', '9553', '7759', '3821', 'L', '1703', '3125', '3559', 'a', '9711', '3711', 'K', '2637', '5345']

18