private void UpdateYearly()
{
types = expenses.Records.ToLookup(record => record.Type);
var expense = types[Expense].Concat(types[Shared]).ToArray();
ExpenseByMonth = Group(expense, record => record.Date.Month)
.ToDictionary(month => CurrentInfo.GetMonthName(month.Key), pair => pair.Value);
BalanceByMonth = CalculateBalanceByMonth(types);
NotifyOfPropertyChange(nameof(BalanceByMonth));
NotifyOfPropertyChange(nameof(ExpenseByMonth));
}
