Programming languages used by the top 40 websites around the world

| Website | Visits | Programming Language
-------------------------------------------------------------
| Facebook.com| 870,000,000 | PHP
| Youtube.com | 790,000,000 | Python
| Yahoo.com| 590,000,000 | PHP *
| Live.com | 540,000,000 | ASP. NET
| Wikipedia.org | 460,000,000 | PHP
| Msn.com | 450,000,000 | ASP. NET
| Blogspot.com | 370,000,000 | Python *
| Baidu.com | 310,000,000 | PHP
| Microsoft.com | 280,000,000 | ASP. NET
| Qq.com | 250,000,000 | PHP
| Bing.com| 230,000,000 | ASP. NET
| Ask.com| 190,000,000 | SSI
| Taobao.com| 170,000,000 | PHP
| Twitter.com | 160,000,000 | Ruby on Rails
| Adobe.com | 160,000,000 | ColdFusion
| Youku.com | 160,000,000 | PHP
| Soso.com | 140,000,000 | CGI *
| Wordpress.com | 140,000,000 | PHP
| Sohu.com | 130,000,000 | PHP
| 163.com | 130,000,000 | JSP
| Windows.com | 120,000,000 | ASP. NET
| Hao123.com| 120,000,000 | PHP
| Amazon.com| 120,000,000 | CGI
| Tudou.com | 120,000,000 | PHP
| App.com | 97,000,000 | PHP
| Ebay.com| 97,000,000 | CGI
| Linkedin.com | 89,000,000 | Scala/Java
| Yahoo.co.jp | 82,000,000 | PHP *
| Sogou.com | 81,000,000 | PHP
| Go.com| 74,000,000 | CGI
| 4399.com| 74,000,000 | PHP
| Paypal.com | 73,000,000 | CGI
| Mozilla.com | 73,000,000 | PHP
| Aol.com| 73,000,000 | JSP
| About.com | 73,000,000 | unknown
| Xunlei.com| 68,000,000 | PHP
| 56.com | 67,000,000 | PHP
| Flashes r.com | 67,000,000 | PHP
| Craigslist.org | 66,000,000 | unknown
| Tmall.com | 66,000,000 | PHP