def METHOD_NAME(data_set):
    """
    Goes through the data_set to process mean, median, and p95 values
    for all syscalls in the set. 
    :return: a new dictionary containing the processed results
    """
    results = {}
    for key, values in data_set.items():
        values = sorted(values)
        results[key] = {
            'mean': np.mean(values),
            'median': np.median(values),
            'p95': np.percentile(values, 95),
            'size': len(values),
        }
    return results