array(6) {
  ["reg_prices"]=>
  array(4) {
    [0]=>
    string(5) "27.05"
    [1]=>
    string(4) "25.5"
    [2]=>
    string(5) "23.83"
    [3]=>
    string(5) "21.36"
  }
  ["sale_prices"]=>
  array(0) {
  }
  ["reg_price_min"]=>
  string(10) "$21.36"
  ["reg_price_max"]=>
  string(10) "$27.05"
  ["sale_price_min"]=>
  int(0)
  ["sale_price_max"]=>
  int(0)
}

array(6) {
  ["reg_prices"]=>
  array(5) {
    [0]=>
    string(5) "23.35"
    [1]=>
    string(5) "22.89"
    [2]=>
    string(5) "22.52"
    [3]=>
    string(5) "21.93"
    [4]=>
    string(5) "21.53"
  }
  ["sale_prices"]=>
  array(0) {
  }
  ["reg_price_min"]=>
  string(10) "$21.53"
  ["reg_price_max"]=>
  string(10) "$23.35"
  ["sale_price_min"]=>
  int(0)
  ["sale_price_max"]=>
  int(0)
}