Hmm.
Quite a few teams aren't assigning boards according to rating. The >2600 avg teams that aren't:
Azerbaijan
1. GM Guseinov Gadir - 2613
2. GM Mamedov Rauf - 2659
3. GM Mamedyarov Shakhriyar - 2743
4. GM Radjabov Teimour - 2724
5. GM Safarli Eltaj - 2649
Armenia
1. GM Akopian Vladimir - 2667
2. GM Aronian Levon - 2815
3. GM Kotanjian Tigran - 2546
4. GM Movsesian Sergei - 2672
5. GM Sargissian Gabriel - 2686
Poland
1. GM Socko Bartosz - 2622
2. GM Wojtaszek Radoslaw - 2715
3. GM Gajewski Grzegorz - 2650
4. GM Bartel Mateusz - 2641
5. GM Duda Jan-Krzysztof - 2587