1. Kaspersky version 6.0.0.303 - 99.62%
2. Active Virus Shield by AOL version 6.0.0.299 - 99.62%
3. F-Secure 2006 version 6.12.90 - 96.86%
4. BitDefender Professional version 9 - 96.63%
5. CyberScrub version 1.0 - 95.98%
6. eScan version 8.0.671.1 - 95.82%
7. BitDefender freeware version 8.0.202 - 95.57%
8. BullGuard version 6.1 - 95.57%
9. AntiVir Premium version 7.01.01.02 - 95.45%
10. Nod32 version 2.51.30 - 95.14%
11. AntiVir Classic version 7.01.01.02 - 94.26%
12. ViruScape 2006 version 1.02.0935.0137 - 93.87%
13. McAfee version 10.0.27 - 93.03%
14. McAfee Enterprise version 8.0.0 - 91.76%
15. F-Prot version 6.0.4.3 beta - 87.88%
16. Avast Professional version 4.7.871 - 87.46%
17. Avast freeware version 4.7.871 - 87.46%
18. Dr. Web version 4.33.2 - 86.03%
19. Norman version 5.90.23 - 85.65%
20. F-Prot version 3.16f - 85.14%
21. ArcaVir 2006 - 83.44%
22. Norton Professional 2006 - 83.18%
23. AVG Professional version 7.1.405 - 82.82%
24. AVG freeware version 7.1.405 - 82.82%
25. Panda 2007 version 2.00.01 - 82.23%
26. Virus Chaser version 5.0a - 81.47%
27. PC-Cillin 2006 version 14.10.1051 - 80.90%
28. VBA32 version 3.11.0 - 79.12%
29. ViRobot Expert version 4.0 - 76.22%
30. UNA version 1.83 - 75.44%

Me parece que tu ranking esta un poco desactualizado ya que la version 6 de kaspersky paso hace algun tiempo... ahora dejo el ranking 2007:

Ranking 2007 - Antivirus/Eficiencia
1. Kaspersky version 7.0.0.43 beta - 99.23%
2. Kaspersky version 6.0.2.614 - 99.13%
3. Active Virus Shield by AOL version 6.0.0.308 - 99.13%
4. ZoneAlarm with KAV Antivirus version 7.0.337.000 - 99.13%
5. F-Secure 2007 version 7.01.128 - 98.56%
6. BitDefender Professional version 10 - 97.70%
7. BullGuard version 7.0.0.23 - 96.59%
8. Ashampoo version 1.30 - 95.80%
9. AntiVir version 7.03.01.53 Classic - 95.08%
10. eScan version 8.0.671.1 - 94.43%
11. Nod32 version 2.70.32 - 94.00%
12. CyberScrub version 1.0 - 93.27%
13. Avast Professional version 4.7.986 - 92.82%
14. AVG Anti-Malware version 7.5.465 - 92.14%
15. F-Prot Antivirus 6.0.6.4 - 91.35%
16. McAfee Enterprise version 8.5.0i+AntiSpyware module - 90.65%
17. Panda 2007 version 2.01.00 - 90.06%
18. Norman version 5.90.37 - 88.47%
19. ArcaVir 2007 - 88.24%
20. McAfee version 11.0.213 - 86.13%

Este tampoco es tan actual pero es el ranking 2007