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.

['7755', '9029', 'D', 'C', 't', '4067', 'H', '2383', 'R', 'c', '2237', '51']
6

['c', '9201', '225', '4653', '3217', '2437', '5401', 'v', '1287', '8819', '1163', 'm', 'U', '943', '109', '8193', 'o', '4035', '1519', 'L', '6195', '4273']
16

['7183', '8663', '7507', '2097', '8837', '8469', 'T', 'm', '4873', '9009', '8061', '1787', 'm', 'P', '1645', '8675', 'w']

12