MS Office 2007 MIME types

I was looking for the MIME types for MS Office2007 file extensions. After some Google search, I found the followings:

• .docx,application/vnd.openxmlformats-officedocument.wordprocessingml.document
• .pptx,application/vnd.openxmlformats-officedocument.presentationml.presentation
• .xlsx,application/vnd.openxmlformats-officedocument.spreadsheetml.sheet