Get European Union (EU) countries with standard VAT rate (PHP)

function get_european_union_countries_with_vat_rate() {
	return array( 
		'AT' => 20, 
		'BE' => 21, 
		'BG' => 20, 
		'CY' => 19, 
		'CZ' => 21, 
		'DE' => 19, 
		'DK' => 25, 
		'EE' => 20, 
		'ES' => 21,
		'FI' => 24,
		'FR' => 20,
		'GB' => 20, 
		'GR' => 24, 
		'HU' => 27, 
		'HR' => 25, 
		'IE' => 23, 
		'IT' => 22, 
		'LT' => 21,
		'LU' => 17,
		'LV' => 21,
		'MT' => 18, 
		'NL' => 21, 
		'PL' => 23, 
		'PT' => 23, 
		'RO' => 19, 
		'SE' => 25, 
		'SI' => 22, 
		'SK' => 20,
	);		
}