private void GetStatistics(SiteSettings siteSettings, DateTime today)
        {
            if (siteSettings != null)
            {
                siteID   = siteSettings.SiteId;
                siteName = siteSettings.SiteName;

                totalUsers = SiteUser.UserCount(siteID);
                SiteUser newestSiteUser = SiteUser.GetNewestUser(siteSettings);
                newestUser = newestSiteUser.Name;
                //DateTime today = DateTime.Today.ToUniversalTime().AddHours(DateTimeHelper.GetPreferredGMTOffset());
                newUsersToday     = SiteUser.CountUsersByRegistrationDateRange(siteID, today, today.AddDays(1));
                newUsersYesterday = SiteUser.CountUsersByRegistrationDateRange(siteID, today.AddDays(-1), today);
            }
        }