def version_count(report: dict) -> int:
    """Returns a count of CRXcavator-tracked versions for an extension.

    Args:
        report: A dict of a CRXcavator extension report.

    Returns:
        An integer count of versions.
    """
    total = 0

    for entry in report:
        if entry["version"]:
            total += 1

    return total