有一些技术，如LINQ和WPF这是很好的，但安装.NET 3.5仍然缓慢的过程。它理解很重要 - 对Windows用户有多少人有.NET 3.5安装

There are some technologies like LINQ and WPF which are nice, but installation of .NET 3.5 is still slow procedure. It's important to understand - among Windows users how many of them have .NET 3.5 installed?

有没有什么好的最新的统计收集到的有关.NET 版本可用性/使用？ 我搜索了很多，但无法找到。

Is there any good up to date stats gathered about .NET Version availability/usage? I've searched a lot, but can't find.

更新： .NET版本是present的Web代理字符串为FF和IE浏览器，至少。所以应该有别人谁拥有这些信息。 任何人都可以访问真正的大网站日志？

Update: .NET version IS present in web-agent strings for FF and IE at least. So there SHOULD be somebody who have that information. Anyone with access to really large web-site logs?

更新2：我也明白Vista的意味着用户有3.5，但XP仍是主导市场

Update 2: I also understand Vista means that user have 3.5, but XP is still dominating the market.

推荐答案

您可以在这里得到的统计资料： HTTP ：//www.statowl.com/microsoft_dotnet.php

You can get the stats here: http://www.statowl.com/microsoft_dotnet.php