WordPress.org

1. Unpack the download-package
2. Upload all files to the /wp-content/plugins/ directory, without folder
3. Activate the plugin through the 'Plugins' menu in WordPress
4. That's it! Now you are all set to go on to thr frontend of your weblog and see the list of queries. You find the querie-analysis on end of the blog. Only logged administrators can see the result.

See on the official website.