per tonne
$1,000
$1,200
$1,400
$1,600
$1,800
$2,000
$2,200
$2,400
2017
2018
2019
2020
2021
$2,018
Aug. 27

per tonne
$1,000
$1,200
$1,400
$1,600
$1,800
$2,000
$2,200
$2,400
2017
2018
2019
2020
2021
$2,018
Aug. 27

per tonne
$1,000
$1,200
$1,400
$1,600
$1,800
$2,000
$2,200
$2,400
2017
2018
2019
2020
2021
$2,018
Aug. 27

per tonne
$1,000
$1,200
$1,400
$1,600
$1,800
$2,000
$2,200
$2,400
2017
2018
2019
2020
2021
$2,018
Aug. 27

per tonne
$1,000
$1,200
$1,400
$1,600
$1,800
$2,000
$2,200
$2,400
2017
2018
2019
2020
2021
$2,018
Aug. 27

per tonne
$1,000
$1,200
$1,400
$1,600
$1,800
$2,000
$2,200
$2,400
2017
2018
2019
2020
2021
$2,018
Aug. 27
