diff --git a/src/scripts/main.js b/src/scripts/main.js
index c6e3f878..6246015d 100644
--- a/src/scripts/main.js
+++ b/src/scripts/main.js
@@ -1,3 +1,21 @@
 'use strict';
 
-// write your code here
+const populationElements = document.querySelectorAll('.population');
+
+let total = 0;
+
+populationElements.forEach((element) => {
+  const population = parseInt(element.textContent.replace(/,/g, ''));
+
+  total += population;
+});
+
+const totalPopulationTag = document.querySelector('.total-population');
+
+totalPopulationTag.textContent = total.toLocaleString();
+
+const average = total / populationElements.length;
+
+const averagePopulationTag = document.querySelector('.average-population');
+
+averagePopulationTag.textContent = average.toLocaleString();