Detailed Instructions: 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.
Q: ['5645', 'T', '7775', '4145', '6573', '3683', 'j', '6843', '4921', '1043', 't', '249', 'z', '9347', 'n', 'O', '2085', '447', 't', '1815']
A:
13