Yes there is:
xml:
<!-- MPAA Alemanha -->
<value condition="String.Contains(ListItem.Mpaa,FSK0) | String.Contains(ListItem.Mpaa,Rated 0) | String.Contains(ListItem.Mpaa,FSK 0) | String.Contains(ListItem.Mpaa,FSK o.A.) | String.Contains(ListItem.Mpaa,o.A.) | String.Contains(ListItem.Mpaa,ab 0) | String.Contains(ListItem.Mpaa,Germany:0) | String.Contains(ListItem.Mpaa,Germany:o.Al.)">$VAR[mediaicons_path]mpaa/FSK-0.png</value>
<value condition="String.Contains(ListItem.Mpaa,FSK6) | String.Contains(ListItem.Mpaa,Rated 6) | String.Contains(ListItem.Mpaa,FSK 6) | String.Contains(ListItem.Mpaa,ab 6) | String.Contains(ListItem.Mpaa,Germany:6)">$VAR[mediaicons_path]mpaa/FSK-6.png</value>
<value condition="String.Contains(ListItem.Mpaa,FSK12) | String.Contains(ListItem.Mpaa,Rated 12) | String.Contains(ListItem.Mpaa,FSK 12) | String.Contains(ListItem.Mpaa,ab 12) | String.Contains(ListItem.Mpaa,Germany:12)">$VAR[mediaicons_path]mpaa/FSK-12.png</value>
<value condition="String.Contains(ListItem.Mpaa,FSK16) | String.Contains(ListItem.Mpaa,Rated 16) | String.Contains(ListItem.Mpaa,FSK 16) | String.Contains(ListItem.Mpaa,ab 16) | String.Contains(ListItem.Mpaa,Germany:16)">$VAR[mediaicons_path]mpaa/FSK-16.png</value>
<value condition="String.Contains(ListItem.Mpaa,FSK18) | String.Contains(ListItem.Mpaa,Rated 18) | String.Contains(ListItem.Mpaa,FSK 18) | String.Contains(ListItem.Mpaa,ab 18) | String.Contains(ListItem.Mpaa,Germany:18)">$VAR[mediaicons_path]mpaa/FSK-18.png</value>
The Github code also seems to be a bit different then the code in variables.xml, although there's a commented line that says Australia, the Australien icon file names are not mentioned anywhere.