$this->assign('hasYearlyChart', $yearlyChart);
$this->assign('hasByMonthChart', $monthlyChart);
$this->assign('hasChart', empty($chartData) ? FALSE : TRUE);
$this->assign('hasYearlyChart', $yearlyChart);
$this->assign('hasByMonthChart', $monthlyChart);
$this->assign('hasChart', empty($chartData) ? FALSE : TRUE);