stackoverflow: 220
math: 172
askubuntu: 61
serverfault: 44
physics: 43
superuser: 38
english: 22
unix: 21
graphicdesign: 14
electronics: 14
codegolf: 13
interpersonal: 13
drupal: 12
magento: 12
salesforce: 12
gaming: 12
dba: 11
wordpress: 11
travel: 10
apple: 10
puzzling: 10
mathoverflow.net: 10
gis: 9
meta: 9
academia: 9
ell: 8
bitcoin: 7
android: 7
rpg: 7
ru.stackoverflow: 6
security: 6
sharepoint: 6
webapps: 6
scifi: 6
workplace: 5
stats: 5
hinduism: 5
money: 4
tex: 4
datascience: 4
chemistry: 4