Table sorting preferences will be saved and reused based on the user’s selections

src/features/opportunities/dashboard.js

@@ -28,7 +28,7 @@ function createOpportunitiesDashboard({
       totalValue,
       "TOTAL",
       items.length,
-      (amount) => `${Math.round(amount).toLocaleString()}/${totalCount.toLocaleString()}`
+      (amount) => `${Math.round(amount).toLocaleString("en-US")}/${totalCount.toLocaleString("en-US")}`
     );
     totalCard.append(totalLabel, totalValue);
     dashboard.append(totalCard);
@@ -81,7 +81,7 @@ function createOpportunitiesDashboard({
       }
     }
 
-    return (amount) => amount.toLocaleString(undefined, {
+    return (amount) => amount.toLocaleString("en-US", {
       maximumFractionDigits: 0
     });
   }