NAS Vendors - who sells the most units

Here are the 2011 Gartner rankings of NAS vendors by number of units sold:

1/ Netgear 108,876
2/ Qnap 97,554
3/ Synology 94,538
4/ Buffalo 90,955
5/ EMC 81,032
6/ NetApp 58,687
7/ HP 12,402

This is obviously a mix of home/smb products and Enterprise products, but it's still useful information.