public function totals($locale = null)
    {
        $this->setLocale($locale);

        $totals = Collection::make();

        foreach (Arr::except($this->footer(), 'all') as $level => $count) {
            $totals->put($level, [
                'label'     => trans('dashboard::logs.'.$level),
                'value'     => $count,
                'color'     => $this->color($level),
                'highlight' => $this->color($level),
            ]);
        }

        return $totals;
    }