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.
--------
Question: ['K', 'x', '2549', '6651', '5539', 'v', '5429', 'g', 'p', 'P', '9009', 'I', 'Q', 'm', '4717', 'X', 'C', 'x', '1597', 'Z']

Answer: 7


Question: ['821', '1595']

Answer: 2


Question: ['C', 'Z', '7069', '2557', '2125', '4729', 'H', 'O', 'i', 'A', 'g', 'j', 'k', 'u', 'N', 'w', 'k', '5465', '2313', '5907', 'k', '2787', '2603', '6713', '5329', 's', '5535', 'T']

Answer:
12