This infographic shows the how the Baker Hughes rig count – which reached a peak in October 2014 – has dramatically dropped since the oil price decline.
At the beginning of the month, the most recent figures from Baker Hughes rig count showed there had been a continued drop.
The combined count fell by 7 to 868, which is the lowest level since January 24, 2003.
Scroll over the graphic to see how the numbers have varied over the past five years.