| Versions | Pages | Percent | Hits | Percent |
| Windows | 4,428 | 20.3 % | 9,892 | 21.6 % | |
 | Windows XP | 54 | 0.2 % | 140 | 0.3 % | 

|
 | Windows Vista | 464 | 2.1 % | 712 | 1.5 % | 

|
 | Windows NT | 2,496 | 11.4 % | 6,182 | 13.5 % | 

|
 | Windows ME | 0 | 0 % | 1 | 0 % | 

|
 | Windows Vista (LongHorn) | 143 | 0.6 % | 553 | 1.2 % | 

|
 | Windows Mobile | 0 | 0 % | 1 | 0 % | 

|
 | Windows 98 | 0 | 0 % | 1 | 0 % | 

|
 | Windows 8 | 170 | 0.7 % | 181 | 0.3 % | 

|
 | Windows 7 | 1,101 | 5 % | 2,112 | 4.6 % | 

|
 | Windows 2003 | 0 | 0 % | 1 | 0 % | 

|
 | Windows 2000 | 0 | 0 % | 6 | 0 % | 

|
 | Windows 3.xx | 0 | 0 % | 2 | 0 % | 

|
| BSD | 0 | 0 % | 237 | 0.5 % | |
 | OpenBSD | 0 | 0 % | 237 | 0.5 % | 

|
| Linux | 448 | 2 % | 13,909 | 30.4 % | |
 | Ubuntu | 6 | 0 % | 7 | 0 % | 

|
 | Suse | 0 | 0 % | 1 | 0 % | 

|
 | Fedora | 0 | 0 % | 1 | 0 % | 

|
 | Google Android | 342 | 1.5 % | 2,258 | 4.9 % | 

|
 | GNU Linux (Unknown or unspecified distribution) | 100 | 0.4 % | 11,642 | 25.4 % | 

|
| Macintosh | 13,376 | 61.4 % | 17,478 | 38.2 % | |
 | Mac OS X 10.9 | 1 | 0 % | 1 | 0 % | 

|
 | Mac OS X 10.8 Mountain Lion | 1 | 0 % | 238 | 0.5 % | 

|
 | Mac OS X 10.6 Snow Leopard | 4 | 0 % | 5 | 0 % | 

|
 | Mac OS X 10.5 Leopard | 0 | 0 % | 1 | 0 % | 

|
 | Mac OS X others | 13,370 | 61.3 % | 17,231 | 37.7 % | 

|
 | Mac OS | 0 | 0 % | 2 | 0 % | 

|
| Others | 3,531 | 16.2 % | 4,149 | 9 % | |
 | Unknown | 3,509 | 16.1 % | 4,125 | 9 % | 

|
 | Java | 22 | 0.1 % | 22 | 0 % | 

|
 | Unknown Unix system | 0 | 0 % | 2 | 0 % | 

|
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