XmlSerializer serializer = new XmlSerializer(typeof(Daily_response));
using (TextReader reader = new StringReader(xml))
{
Daily_response result = (Daily_response)serializer.Deserialize(reader);
foreach (var day in result.Data.Day)
{
br.Registrations += Convert.ToInt32(day.Conversions);
br.Visits += Convert.ToInt32(day.Clicks);
br.NetRevenue += Convert.ToDecimal(day.Revenue.Replace(".", ","));
}
}