array(10) {
  ["class"]=>
  string(11) "other-month"
  ["date"]=>
  string(10) "2024-04-29"
  ["feriado"]=>
  int(0)
  ["zinco"]=>
  string(7) "2882.00"
  ["dolar"]=>
  string(6) "5.1184"
  ["cobre"]=>
  string(7) "9935.00"
  ["chumbo"]=>
  string(7) "2177.50"
  ["aluminio"]=>
  string(7) "2536.50"
  ["estanho"]=>
  string(8) "32675.00"
  ["niquel"]=>
  string(8) "19115.00"
}

array(10) {
  ["class"]=>
  string(11) "other-month"
  ["date"]=>
  string(10) "2024-04-30"
  ["feriado"]=>
  int(0)
  ["zinco"]=>
  string(7) "2924.50"
  ["dolar"]=>
  string(6) "5.1155"
  ["cobre"]=>
  string(7) "9973.50"
  ["chumbo"]=>
  string(7) "2184.00"
  ["aluminio"]=>
  string(7) "2545.00"
  ["estanho"]=>
  string(8) "32300.00"
  ["niquel"]=>
  string(8) "18975.00"
}

array(10) {
  ["class"]=>
  string(13) "current-month"
  ["date"]=>
  string(10) "2024-05-01"
  ["feriado"]=>
  int(0)
  ["zinco"]=>
  string(7) "2835.00"
  ["dolar"]=>
  string(6) "5.1718"
  ["cobre"]=>
  string(7) "9791.00"
  ["chumbo"]=>
  string(7) "2155.50"
  ["aluminio"]=>
  string(7) "2554.50"
  ["estanho"]=>
  string(8) "31150.00"
  ["niquel"]=>
  string(8) "18620.00"
}

array(10) {
  ["class"]=>
  string(13) "current-month"
  ["date"]=>
  string(10) "2024-05-02"
  ["feriado"]=>
  int(1)
  ["zinco"]=>
  string(7) "2859.00"
  ["dolar"]=>
  string(0) ""
  ["cobre"]=>
  string(7) "9660.00"
  ["chumbo"]=>
  string(7) "2144.00"
  ["aluminio"]=>
  string(7) "2510.00"
  ["estanho"]=>
  string(8) "31375.00"
  ["niquel"]=>
  string(8) "18405.00"
}

array(10) {
  ["class"]=>
  string(13) "current-month"
  ["date"]=>
  string(10) "2024-05-03"
  ["feriado"]=>
  int(0)
  ["zinco"]=>
  string(7) "2891.00"
  ["dolar"]=>
  string(6) "5.1184"
  ["cobre"]=>
  string(7) "9737.00"
  ["chumbo"]=>
  string(7) "2156.00"
  ["aluminio"]=>
  string(7) "2517.00"
  ["estanho"]=>
  string(8) "32050.00"
  ["niquel"]=>
  string(8) "18760.00"
}

array(9) {
  ["class"]=>
  string(5) "media"
  ["date"]=>
  string(14) "Média Semanal"
  ["zinco"]=>
  float(2878.3)
  ["dolar"]=>
  float(5.131025)
  ["cobre"]=>
  float(9819.3)
  ["chumbo"]=>
  float(2163.4)
  ["aluminio"]=>
  float(2532.6)
  ["estanho"]=>
  float(31910)
  ["niquel"]=>
  float(18775)
}

array(10) {
  ["class"]=>
  string(13) "current-month"
  ["date"]=>
  string(10) "2024-05-06"
  ["feriado"]=>
  int(1)
  ["zinco"]=>
  string(0) ""
  ["dolar"]=>
  string(6) "5.0668"
  ["cobre"]=>
  string(0) ""
  ["chumbo"]=>
  string(0) ""
  ["aluminio"]=>
  string(0) ""
  ["estanho"]=>
  string(0) ""
  ["niquel"]=>
  string(0) ""
}

array(9) {
  ["class"]=>
  string(5) "media"
  ["date"]=>
  string(14) "Média Semanal"
  ["zinco"]=>
  float(NAN)
  ["dolar"]=>
  float(5.0668)
  ["cobre"]=>
  float(NAN)
  ["chumbo"]=>
  float(NAN)
  ["aluminio"]=>
  float(NAN)
  ["estanho"]=>
  float(NAN)
  ["niquel"]=>
  float(NAN)
}