Downloads tracker - statcounter

latest new features from statcounter is the download tracker.It helps users to track down the details about how many visitors are using their websites and downloading content from it.According to it - Do you have a download on your website? Perhaps a PDF, picture or Excel file or some other format file? If you do this stat can tell you the number of times these downloads are being clicked.
well i have used it but still it shows nil but my website have good download traffic and it is not possible that there is no downloads.There is also activity tracker for the downloader like it tells Date,Time,Click