public Double getSpamPercentage() {
        return this.spamPercentage;
    }
<p>
The percentage of emails that arrived in recipients' spam or junk mail folders during the predictive inbox
placement test.
</p>

@return The percentage of emails that arrived in recipients' spam or junk mail folders during the predictive
        inbox placement test.
aws-java-sdk-sesv2/src/main/java/com/amazonaws/services/simpleemailv2/model/PlacementStatistics.java