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[ENXF NET]

I am creating a plugin, forum statistics show correctly while online statistics return 0, what am I doing wrong?

PHP:

<div class="p-footer-row custom-forum-stats-wt">
    <div class="p-footer-inner">
        <div class="p-footer-content">
            <h3 class="p-footer-title">{{ phrase('forum_statistics') }}</h3>
            <ul class="list--separated custom-stats-list-wt">
                <li>{{ phrase('threads') }}: <span>{$xf.app.forumStatistics.threads|number}</span></li>...

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