diff --git a/qemp4een6t.js b/qemp4een6t.js
index 73290be..3a001f9 100644
--- a/qemp4een6t.js
+++ b/qemp4een6t.js
@@ -88,6 +88,9 @@ if (GameLib.Utils.UndefinedOrNull(this.initialized)) {
 	this.kanisterLeakTime = 0.1;
 	this.kanisterSpawnScore = 500;
 
+	this.enemiesBurned = 0;
+	this.enemiesExploded = 0;
+	
 	this.setNextKanisterSpawnScore = function () {
 
 		if (this.score > 500) {
@@ -182,7 +185,7 @@ if (GameLib.Utils.UndefinedOrNull(this.initialized)) {
 
 		this.prevLevel = this.level;
 
-		this.level = Math.floor(this.enemiesSpawned / 10) + 1;
+		this.level = Math.floor(this.enemiesExploded / 10) + 1;
 
 		//this.enemySpawnInterval = Math.pow(this.level, 2) - 3 * this.level + 2;
 
@@ -478,7 +481,7 @@ if (GameLib.Utils.UndefinedOrNull(this.initialized)) {
 	};
 
 	this.explode = function (mesh) {
-
+		
 		mesh.enemy.exploding = true;
 
 		if (mesh.enemy.isKanister) {
@@ -495,6 +498,8 @@ if (GameLib.Utils.UndefinedOrNull(this.initialized)) {
 
 			console.log('exploding enemy');
 
+			this.enemiesExploded += 1;
+			
 			GameLib.Event.Emit(
 				GameLib.Event.GAME_DATA,
 				{
@@ -525,6 +530,8 @@ if (GameLib.Utils.UndefinedOrNull(this.initialized)) {
 
 		console.log('burning enemy ' + mesh.name);
 
+		this.enemiesBurned += 1;
+		
 		mesh.enemy.burning = true;
 
 		GameLib.Event.Emit(