diff --git a/README.md b/README.md
index 5502e57..88cabc9 100644
--- a/README.md
+++ b/README.md
@@ -18,103 +18,101 @@
     </tr>
     <tr>
       <th></th>
-      <th>Best</th>
-      <th>Average</th>
-      <th>Worst</th>
-      <th>Worst</th>
+      <th>Best Case</th>
+      <th>Average Case</th>
+      <th>Worst Case</th>
+      <th>Worst Case</th>
     </tr>
     <tr>
       <td><a href="http://en.wikipedia.org/wiki/Quicksort">Quicksort</a></td>
-      <td><code class="orange">
-        Ω(n log(n))</code>
-      </td>
-      <td><code class="orange">Θ(n log(n))</code></td>
-      <td><code class="orange">O(n^2)</code></td>
-      <td><code class="orange">O(log(n))</code></td>
+      <td><code class="orange">Ω(n log(n))</code><img src="./img/bad.png" align="right"></td>
+      <td><code class="orange">Θ(n log(n))</code><img src="./img/bad.png" align="right"></td>
+      <td><code class="red">O(n^2)</code><img src="./img/horrible.png" align="right"></td>
+      <td><code class="yellow-green">O(log(n))</code><img src="./img/good.png" align="right"></td>
     </tr>
     <tr>
       <td><a href="http://en.wikipedia.org/wiki/Merge_sort">Mergesort</a></td>
-      <td><code class="orange">Ω(n log(n))</code></td>
-      <td><code class="orange">Θ(n log(n))</code></td>
-      <td><code class="orange">O(n log(n))</code></td>
-      <td><code class="yellow">O(n)</code></td>
+      <td><code class="orange">Ω(n log(n))</code><img src="./img/bad.png" align="right"></td>
+      <td><code class="orange">Θ(n log(n))</code><img src="./img/bad.png" align="right"></td>
+      <td><code class="orange">O(n log(n))</code><img src="./img/bad.png" align="right"></td>
+      <td><code class="yellow">O(n)</code><img src="./img/fair.png" align="right"></td>
     </tr>
     <tr>
       <td><a href="http://en.wikipedia.org/wiki/Timsort">Timsort</a></td>
-      <td><code class="yellow">Ω(n)</code></td>
-      <td><code class="orange">Θ(n log(n))</code></td>
-      <td><code class="orange">O(n log(n))</code></td>
-      <td><code class="yellow">O(n)</code></td>
+      <td><code class="yellow">Ω(n)</code><img src="./img/fair.png" align="right"></td>
+      <td><code class="orange">Θ(n log(n))</code><img src="./img/bad.png" align="right"></td>
+      <td><code class="orange">O(n log(n))</code><img src="./img/bad.png" align="right"></td>
+      <td><code class="yellow">O(n)</code><img src="./img/fair.png" align="right"></td>
     </tr>
     <tr>
       <td><a href="http://en.wikipedia.org/wiki/Heapsort">Heapsort</a></td>
-      <td><code class="orange">Ω(n log(n))</code></td>
-      <td><code class="orange">Θ(n log(n))</code></td>
-      <td><code class="orange">O(n log(n))</code></td>
-      <td><code class="green">O(1)</code></td>
+      <td><code class="orange">Ω(n log(n))</code><img src="./img/bad.png" align="right"></td>
+      <td><code class="orange">Θ(n log(n))</code><img src="./img/bad.png" align="right"></td>
+      <td><code class="orange">O(n log(n))</code><img src="./img/bad.png" align="right"></td>
+      <td><code class="green">O(1)</code><img src="./img/excellent.png" align="right"></td>
     </tr>
     <tr>
       <td><a href="http://en.wikipedia.org/wiki/Bubble_sort">Bubble Sort</a></td>
-      <td><code class="yellow">Ω(n)</code></td>
-      <td><code class="red">Θ(n^2)</code></td>
-      <td><code class="red">O(n^2)</code></td>
-      <td><code class="green">O(1)</code></td>
+      <td><code class="yellow">Ω(n)</code><img src="./img/fair.png" align="right"></td>
+      <td><code class="red">Θ(n^2)</code><img src="./img/horrible.png" align="right"></td>
+      <td><code class="red">O(n^2)</code><img src="./img/horrible.png" align="right"></td>
+      <td><code class="green">O(1)</code><img src="./img/excellent.png" align="right"></td>
     </tr>
     <tr>
       <td><a href="http://en.wikipedia.org/wiki/Insertion_sort">Insertion Sort</a></td>
-      <td><code class="yellow">Ω(n)</code></td>
-      <td><code class="red">Θ(n^2)</code></td>
-      <td><code class="red">O(n^2)</code></td>
-      <td><code class="green">O(1)</code></td>
+      <td><code class="yellow">Ω(n)</code><img src="./img/fair.png" align="right"></td>
+      <td><code class="red">Θ(n^2)</code><img src="./img/horrible.png" align="right"></td>
+      <td><code class="red">O(n^2)</code><img src="./img/horrible.png" align="right"></td>
+      <td><code class="green">O(1)</code><img src="./img/excellent.png" align="right"></td>
     </tr>
     <tr>
       <td><a href="http://en.wikipedia.org/wiki/Selection_sort">Selection Sort</a></td>
-      <td><code class="red">Ω(n^2)</code></td>
-      <td><code class="red">Θ(n^2)</code></td>
-      <td><code class="red">O(n^2)</code></td>
-      <td><code class="green">O(1)</code></td>
+      <td><code class="red">Ω(n^2)</code><img src="./img/horrible.png" align="right"></td>
+      <td><code class="red">Θ(n^2)</code><img src="./img/horrible.png" align="right"></td>
+      <td><code class="red">O(n^2)</code><img src="./img/horrible.png" align="right"></td>
+      <td><code class="green">O(1)</code><img src="./img/excellent.png" align="right"></td>
     </tr>
     <tr>
       <td><a href="https://en.wikipedia.org/wiki/Tree_sort">Tree Sort</a></td>
-      <td><code class="orange">Ω(n log(n))</code></td>
-      <td><code class="orange">Θ(n log(n))</code></td>
-      <td><code class="red">O(n^2)</code></td>
-      <td><code class="yellow">O(n)</code></td>
+      <td><code class="orange">Ω(n log(n))</code><img src="./img/bad.png" align="right"></td>
+      <td><code class="orange">Θ(n log(n))</code><img src="./img/bad.png" align="right"></td>
+      <td><code class="red">O(n^2)</code><img src="./img/horrible.png" align="right"></td>
+      <td><code class="yellow">O(n)</code><img src="./img/fair.png" align="right"></td>
     </tr>
     <tr>
       <td><a href="http://en.wikipedia.org/wiki/Shellsort">Shell Sort</a></td>
-      <td><code class="orange">Ω(n log(n))</code></td>
-      <td><code class="red">Θ(n(log(n))^2)</code></td>
-      <td><code class="red">O(n(log(n))^2)</code></td>
-      <td><code class="green">O(1)</code></td>
+      <td><code class="orange">Ω(n log(n))</code><img src="./img/bad.png" align="right"></td>
+      <td><code class="red">Θ(n(log(n))^2)</code><img src="./img/horrible.png" align="right"></td>
+      <td><code class="red">O(n(log(n))^2)</code><img src="./img/horrible.png" align="right"></td>
+      <td><code class="green">O(1)</code><img src="./img/excellent.png" align="right"></td>
     </tr>
     <tr>
       <td><a rel="tooltip" title="Only for integers. k is a number of buckets" href="http://en.wikipedia.org/wiki/Bucket_sort">Bucket Sort</a></td>
-      <td><code class="green">Ω(n+k)</code></td>
-      <td><code class="green">Θ(n+k)</code></td>
-      <td><code class="red">O(n^2)</code></td>
-      <td><code class="yellow">O(n)</code></td>
+      <td><code class="green">Ω(n+k)</code><img src="./img/excellent.png" align="right"></td>
+      <td><code class="green">Θ(n+k)</code><img src="./img/excellent.png" align="right"></td>
+      <td><code class="red">O(n^2)</code><img src="./img/horrible.png" align="right"></td>
+      <td><code class="yellow">O(n)</code><img src="./img/fair.png" align="right"></td>
     </tr>
     <tr>
       <td><a rel="tooltip" title="Constant number of digits 'k'" href="http://en.wikipedia.org/wiki/Radix_sort">Radix Sort</a></td>
-      <td><code class="green">Ω(nk)</code></td>
-      <td><code class="green">Θ(nk)</code></td>
-      <td><code class="green">O(nk)</code></td>
-      <td><code class="yellow">O(n+k)</code></td>
+      <td><code class="green">Ω(nk)</code><img src="./img/excellent.png" align="right"></td>
+      <td><code class="green">Θ(nk)</code><img src="./img/excellent.png" align="right"></td>
+      <td><code class="green">O(nk)</code><img src="./img/excellent.png" align="right"></td>
+      <td><code class="yellow">O(n+k)</code><img src="./img/fair.png" align="right"></td>
     </tr>
     <tr>
       <td><a rel="tooltip" title="Difference between maximum and minimum number 'k'" href="https://en.wikipedia.org/wiki/Counting_sort">Counting Sort</a></td>
-      <td><code class="green">Ω(n+k)</code></td>
-      <td><code class="green">Θ(n+k)</code></td>
-      <td><code class="green">O(n+k)</code></td>
-      <td><code class="yellow">O(k)</code></td>
+      <td><code class="green">Ω(n+k)</code><img src="./img/excellent.png" align="right"></td>
+      <td><code class="green">Θ(n+k)</code><img src="./img/excellent.png" align="right"></td>
+      <td><code class="green">O(n+k)</code><img src="./img/excellent.png" align="right"></td>
+      <td><code class="yellow">O(k)</code><img src="./img/fair.png" align="right"></td>
     </tr>
     <tr>
       <td><a href="https://en.wikipedia.org/wiki/Cubesort">Cubesort</a></td>
-      <td><code class="yellow">Ω(n)</code></td>
-      <td><code class="orange">Θ(n log(n))</code></td>
-      <td><code class="orange">O(n log(n))</code></td>
-      <td><code class="yellow">O(n)</code></td>
+      <td><code class="yellow">Ω(n)</code><img src="./img/fair.png" align="right"></td>
+      <td><code class="orange">Θ(n log(n))</code><img src="./img/bad.png" align="right"></td>
+      <td><code class="orange">O(n log(n))</code><img src="./img/bad.png" align="right"></td>
+      <td><code class="yellow">O(n)</code><img src="./img/fair.png" align="right"></td>
    </tr>
 
 </table>