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.
['7747', '3557', 's', '4299', '3527', '339', 'j', 'm', 'n', '7967', 'f', 'M', 'G', '4967', 'p', 'C', '9237', '1617']