What file types can I import into Google Docs?

Microsoft Word (.doc, .docx)
Microsoft Excel (.xls, .xlsx)
Microsoft PowerPoint (.ppt, .pps, .pptx)
Rich Text (.rft)
Plain text (.txt)
HTML (.html)
PDF (.pdf)
Adobe Illustrator, Photoshop (.ai, .psd)
Autodesk AutoCad (.dxf)
Apple Pages (.PAGES)
Scalable Vector Graphics (.SVG)
PostScript (.EPS, .PS)
TrueType (.TTF)
XML Paper Specification (.XPS)
Comma-separated values (.csv)
Tab-separated values (.tsv)
OpenDocument Text (.odt)
OpenDocument Spreadsheet (.ods)
StarOffice (.sxw)