Given a list of integers, return the count of elements that are strictly greater than the average value of the list. Return 0 for an empty list.
Examples:
Input: numbers = [1, 2, 3, 4, 5]
Output: 2
Explanation: Average is 3.0, elements above average are 4 and 5
Input: numbers = [10, 20, 30]
Output: 1
Explanation: Average is 20.0, only 30 is above average
Input: numbers = [5, 5, 5]
Output: 0
Explanation: Average is 5.0, no elements are strictly above average
Input: numbers = [1, 100]
Output: 1
Explanation: Average is 50.5, only 100 is above average
Input: numbers = []
Output: 0
Explanation: Empty list returns 0
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