Chart 2 
Mining, quarrying, and oil and gas extraction expands in February

Chart description

The title of the graph is " Mining, quarrying, and oil and gas extraction expands in February ."
This is a line chart.
There are in total 61 categories in the horizontal axis. The vertical axis starts at 100 and ends at 130 with ticks every 5 points.
There are 1 series in this graph.
The vertical axis is "gross domestic product in billions of chained (2007) dollars."
The units of the horizontal axis are months by year from February 2008 to February 2013.
The title of series 1 is "Mining, Quarrying, and Oil and Gas ."
The minimum value is 102.473 occurring in August 2009.
The maximum value is 129.075 occurring in February 2013.