diff --git a/gatherer/src/trends.rs b/gatherer/src/trends.rs
index 08a83bb..029a040 100644
--- a/gatherer/src/trends.rs
+++ b/gatherer/src/trends.rs
@@ -68,11 +68,13 @@ impl TrendAnalyzer {
             .into_iter()
             .flat_map(|(_period, tags)| tags.into_iter())
             .collect::<HashSet<String>>();
+        let tags_len = tags.len();
         let t2 = Instant::now();
         let trend_tags = store.get_trend_tags(&language, tags.into_iter()).await?;
         let t3 = Instant::now();
         metrics::histogram!("trends_page_time", t2 - t1, "step" => "get_trend_pools", "lang" => lang);
         metrics::histogram!("trends_page_time", t3 - t2, "step" => "get_trend_tags", "lang" => lang);
+        metrics::histogram!("trends_page_tags", tags_len as f64, "lang" => lang);
         for trend_tag in trend_tags.into_iter() {
             let trend_tag = Arc::new(trend_tag);
             let name = Arc::new(trend_tag.name.clone());