Here are the charts from NetMarketShare and StatCounter.

NetMarketShare shows a decrease for W7 & an increase for W10.
StatCounter shows a decrease for W7 & an increase for W10.

(You'll need to click several times to see it full size)


Data from NetMarketShare
Data from StatCounter

Note:
If you visit the NetMarketShare site, you'll notice that the info listed in the table does not match the data points on the graph.
The StatCounter graph shows the share of Windows versions out of the total Windows market share (Android has the largest OS market share).

Posted By: lehnerus2000
21 Jun 2018