A former Sabena 737 now operating for a South Africa low-cost airline.  This example can be seen taxi-ing off stand for a trip to Cape Town.  The gate agents mentioned there were 83 passengers on board this particular flight.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/130275500@N02">G B_NZ</a>
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/130275500@N02/21520732291/">Skywise 737-500 ZS-PKV at JNB</a>