diff --git a/README.md b/README.md
index 6523a53..500ab8d 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,12 @@ Download from [Releases](https://notabug.org/nobody/an-anime-game-launcher/relea
 
 <br>
 
+## Usage statistics
+
+<img src="repository-pics/statistics.png">
+
+<br>
+
 # Requirements
 
 To work this launcher requires
diff --git a/repository-pics/statistics.png b/repository-pics/statistics.png
new file mode 100644
index 0000000..f9eacb5
Binary files /dev/null and b/repository-pics/statistics.png differ
diff --git a/src/ts/lib/Tools.ts b/src/ts/lib/Tools.ts
index ba2c76b..55300d3 100644
--- a/src/ts/lib/Tools.ts
+++ b/src/ts/lib/Tools.ts
@@ -28,12 +28,11 @@ export class Tools
     {
         return new Promise(resolve => {
             getPixels(path, (err: void, pixels: any) => {
-                let response = [];
+                let response = [], offset = 0;
 
-                let width  = pixels.shape[0],
-                    height = pixels.shape[1],
-                    depth  = pixels.shape[2],
-                    offset = 0;
+                const width  = pixels.shape[0],
+                      height = pixels.shape[1],
+                      depth  = pixels.shape[2];
 
                 for (let i = 0; i < height; ++i)
                     for (let j = 0; j < width; ++j)