Engine stats - bing images

Engine name

Scores

Result count

Response time

Reliability

bing images

1.0

0.1

	Total	HTTP
Median	0.1	0.1
P80	0.1	0.1
P95	0.1	0.1

Errors and exceptions

Exception	IndexError	Percentage	65
Filename	searx/engines/bing_images.py:82
Function	response
Code	img_format = result.xpath('./div[contains(@class, "img_info")]/span/text()')[0]

**Version of SearXNG, commit number if you are using on master branch and stipulate if you forked SearXNG**
Repository: https://github.com/searxng/searxng
Branch: master
Version: %cs.e568da23

**How did you install SearXNG?**

**What happened?**

**How To Reproduce**

**Expected behavior**

**Screenshots & Logs**

**Additional context**

**Technical report**

Error
  * Error: IndexError
  * Percentage: 65
  * Parameters: `()`
  * File name: `searx/engines/bing_images.py:82`
  * Function: `response`
  * Code: `img_format = result.xpath('./div[contains(@class, "img_info")]/span/text()')[0]`