A good hosting provider will provide access to a whole bunch of useful statistics which you can access via their control panel. IDstream's hosting partner, Byte, provides stats on, for example:
It is indeed well worth taking some time to delve into your visitor records to see what it tells you about your visitors – and ideas to improve your site.
Your computer is likely reading a cached page on your hard disc. Do a browser refresh [control+R] to force it to read from the internet.