installation.md

@@ -81,7 +81,14 @@ If you want to do development on Glance, skip the "pip install ...uwglance..." s
 Minimal Anaconda install, no GUI
 --------------------------------
 
-(Developed and tested on CentOS 6.9 and Ubuntu 16.04 by Alan De Smet, September 2017. Tested on CentOS 6.10, July 2018.)
+Known to work on:
+
+| Operating System | Last Tested |
+| ---------------- | ----------- |
+| CentOS 6.9       | 2017-09     |
+| CentOS 6.10      | 2018-07     |
+| Ubuntu 16.04     | 2017-09     |
+| Ubuntu 18.04     | 2018-12-18  |
 
     mkdir glance
     cd glance