Хранение и порядок

array(2) {
  [1]=>
  array(1) {
    ["ZERO-INF"]=>
    array(8) {
      ["ID"]=>
      string(5) "14098"
      ["PRICE"]=>
      float(99)
      ["DISCOUNT_PRICE"]=>
      float(99)
      ["UNROUND_DISCOUNT_PRICE"]=>
      float(99)
      ["CURRENCY"]=>
      string(3) "RUB"
      ["VAT_RATE"]=>
      float(0.2)
      ["PRINT_PRICE"]=>
      string(9) "99 руб"
      ["PRINT_DISCOUNT_PRICE"]=>
      string(9) "99 руб"
    }
  }
  [6]=>
  array(1) {
    ["ZERO-INF"]=>
    array(8) {
      ["ID"]=>
      string(6) "139616"
      ["PRICE"]=>
      float(97)
      ["DISCOUNT_PRICE"]=>
      float(97)
      ["UNROUND_DISCOUNT_PRICE"]=>
      float(97)
      ["CURRENCY"]=>
      string(3) "RUB"
      ["VAT_RATE"]=>
      float(0.2)
      ["PRINT_PRICE"]=>
      string(9) "97 руб"
      ["PRINT_DISCOUNT_PRICE"]=>
      string(9) "97 руб"
    }
  }
}

array(2) {
  [1]=>
  array(1) {
    ["ZERO-INF"]=>
    array(8) {
      ["ID"]=>
      string(5) "14702"
      ["PRICE"]=>
      float(1961)
      ["DISCOUNT_PRICE"]=>
      float(1961)
      ["UNROUND_DISCOUNT_PRICE"]=>
      float(1961)
      ["CURRENCY"]=>
      string(3) "RUB"
      ["VAT_RATE"]=>
      float(0.2)
      ["PRINT_PRICE"]=>
      string(17) "1 961 руб"
      ["PRINT_DISCOUNT_PRICE"]=>
      string(17) "1 961 руб"
    }
  }
  [6]=>
  array(1) {
    ["ZERO-INF"]=>
    array(8) {
      ["ID"]=>
      string(6) "139694"
      ["PRICE"]=>
      float(1922)
      ["DISCOUNT_PRICE"]=>
      float(1922)
      ["UNROUND_DISCOUNT_PRICE"]=>
      float(1922)
      ["CURRENCY"]=>
      string(3) "RUB"
      ["VAT_RATE"]=>
      float(0.2)
      ["PRINT_PRICE"]=>
      string(17) "1 922 руб"
      ["PRINT_DISCOUNT_PRICE"]=>
      string(17) "1 922 руб"
    }
  }
}

array(2) {
  [1]=>
  array(1) {
    ["ZERO-INF"]=>
    array(8) {
      ["ID"]=>
      string(5) "13246"
      ["PRICE"]=>
      float(269)
      ["DISCOUNT_PRICE"]=>
      float(269)
      ["UNROUND_DISCOUNT_PRICE"]=>
      float(269)
      ["CURRENCY"]=>
      string(3) "RUB"
      ["VAT_RATE"]=>
      float(0.2)
      ["PRINT_PRICE"]=>
      string(10) "269 руб"
      ["PRINT_DISCOUNT_PRICE"]=>
      string(10) "269 руб"
    }
  }
  [6]=>
  array(1) {
    ["ZERO-INF"]=>
    array(8) {
      ["ID"]=>
      string(6) "138089"
      ["PRICE"]=>
      float(264)
      ["DISCOUNT_PRICE"]=>
      float(264)
      ["UNROUND_DISCOUNT_PRICE"]=>
      float(264)
      ["CURRENCY"]=>
      string(3) "RUB"
      ["VAT_RATE"]=>
      float(0.2)
      ["PRINT_PRICE"]=>
      string(10) "264 руб"
      ["PRINT_DISCOUNT_PRICE"]=>
      string(10) "264 руб"
    }
  }
}