Usage share of operating systems computer's installed base statistics, and actual (web) use needs not follow installed base. Also, Microsoft includes tablets (but StatCounter may also for Windows, while it wouldn't for e.g. Android). Video game store Steam publishes a monthly "Hardware & Software Survey", with the statistics below: By Q1 2018, mobile operating systems that can be found on smartphones, include Google's dominant Android (and variants) and Apple's iOS, with both combined at almost 100% market share. According to research by InsightPortal, there is a clear correlation between the GDP per capita of a country and that country's respective smartphone OS market share, Showing
Water supply in Afghanistan in Herat Province construction finished 4 of June 2016. In Kunduz water supply improved substantially since 2007. From April 2007 until December 2009 the number of connections increased from 370 to 2,100, providing piped water supply to about one third of the city. The network was expanded from 14 to 71 km. A new computer-aided accounting system is being introduced to help increase the share of bills paid. In 2008, for the first time revenues covered operating costs. Residents of Kunduz rely on water from the [[Kunduz] and [Khanabad] Rivers] for irrigation purposes. It was announced in 2005 that a