1.
Debian
8.23%
2.
FreeBSD
6.78%
3.
Ubuntu
2.01%
4.
CentOS
1.24%
5.
Windows Server
0.48%
6.
UNIX
0.09%
7.
Fedora
0.06%
8.
SUSE
0.05%
9.
Red Hat
0.01%