public VolumeStatistics getVolumeStatistics() {
        return this.volumeStatistics;
    }
<p>
An object that contains information about the numbers of messages that arrived in recipients' inboxes and junk
mail folders.
</p>

@return An object that contains information about the numbers of messages that arrived in recipients' inboxes and
        junk mail folders.
aws-java-sdk-pinpointemail/src/main/java/com/amazonaws/services/pinpointemail/model/OverallVolume.java