<?php  namespace App\Services\Analytics;  use Illuminate\Support\Facades\DB;  class OrderAnalyticsService { 	public function getOrdersData(string $startDate, string $endDate, string $country): array{}  	public function getAverageOrderTotals(string $startDate, string $endDate, string $country): float{}  	public function getOrdersDataWithoutTax(string $startDate, string $endDate, string $country): array{}  	public function getAverageOrderTotalsWithoutTax(string $startDate, string $endDate, string $country): float{} }