Business to business groups are usually heavily visited from about 6-6 during the day. Shopping are 10 am to 10pm in the evening. Sites of international interest have high early morning visitations. Peaks are depending on the type of site too. URL and page data.
Totals show the most popular files looked at.
Usually the home page is number one but it may be another due to an advertising or marketing program. It may be a graphic that you are using as an ad too. Entry is the most popular page that attracted people to first enter your web site. Properly done, this can identify marketing and advertising efforts too. Exit pages are the page people left on.