Update how_to_evaluate_internvl_chat_1_5.md

Author: czczup

document/how_to_evaluate_internvl_chat_1_5.md

@@ -694,7 +694,24 @@ Finally, we use a representative math dataset, MathVista, to test InternVL-Chat-
    The result is:
 
    ```
-
+   Correct: 535, Total: 1000, Accuracy: 53.5%
+   1000
+   Number of test problems: 1000
+   
+   Type: [question_type]
+   [free_form]: 47.17% (217/460)
+   [multi_choice]: 58.89% (318/540)
+   
+   Type: [answer_type]
+   [float]: 0.00% (0/40)
+   [integer]: 51.67% (216/418)
+   [text]: 58.89% (318/540)
+   [list]: 50.00% (1/2)
+   
+   Type: [language]
+   [english]: 53.31% (499/936)
+   [chinese]: 56.45% (35/62)
+   [persian]: 50.00% (1/2)
    ```
 
 </details>