Gold started March and finished May on much the same, spiking several times during the period it topped the chart at just over 1282.50 at the end of April / early May.

Nickel also started March and finished May on much the same, spiking several times during the period it topped the chart at just over 4.25 at the end of April / early May.

Iron Ore Fines went through periods of stability during the period of March - May, climbing to and maintining just over 60 during most of April, ending on 54.75 at the end of May

Coal experienced a growth over the period of March to May, staring at 43.25 on March 1 and ending on 43.55 on the 31st of May.