Windows Live Messenger

Users:	2,074
Computers:	1,683
Different versions:	20

Total Keys:	5,790,286
Total Clicks:	443,444
Total Usage:	1 year, 4 weeks, 1 day, 10 hours, 59 minutes, 44 seconds

Average Usage:	4 hours, 33 minutes, 53 seconds

Which versions are out there?
Who's using this?

Version	OS	Last Seen
210.0.8117.0416		2015-03-24
99.99.9999		2015-01-02
99.0.8117.0416		2014-07-05
16.4.3528.0331		2014-04-17
16.4.3522.0110		2014-02-20
16.4.3508.0205		2014-01-02
16.4.3505.0912		2014-01-31
16.4.3503.0728		2014-02-11
15.4.3555.0308		n/a
15.4.3538.0513		2014-01-30
15.4.3508.1109		2014-01-26
15.4.3502.0922		2014-01-29
14.0.8117.0416		2014-01-30
14.0.8089.0726		2014-01-25
14.0.8064.0206		2014-01-19
14.0.8050.1202		2014-01-29
14.0.5027.0908		2014-12-13
8.5.1302		2014-04-03
8.5.1235		2015-05-23
4.1.5.?0		2014-01-09