Chart 5 
Gap between provincial gasoline price indexes closes as crude oil price differential shrinks

Chart description

The title of the graph is "Gap between provincial gasoline price indexes closes as crude oil price differential shrinks."
This is a line chart.
There are in total 67 categories in the horizontal axis. The primary vertical axis starts at 20 and ends at 220 with ticks every 20 points. The secondary vertical axis starts at 20 and ends at 220 with ticks every 20 points.
There are 6 series in this graph.
The units of the horizontal axis are months by year from January 2008 to July 2013.
The title of series 1 is "Quebec gasoline index."
The vertical axis is "index (2002=100)."
The minimum value is 110.3 occurring in December 2008.
The maximum value is 197.4 occurring in July 2008.
The title of series 2 is "Ontario gasoline index."
The vertical axis is "index (2002=100)."
The minimum value is 110.1 occurring in December 2008.
The maximum value is 196.8 occurring in April 2012.
The title of series 3 is "Saskatchewan gasoline index."
The vertical axis is "index (2002=100)."
The minimum value is 110.7 occurring in December 2008.
The maximum value is 190.9 occurring in June 2008.
The title of series 4 is "Alberta gasoline index."
The vertical axis is "index (2002=100)."
The minimum value is 111.7 occurring in December 2008.
The maximum value is 202.4 occurring in July 2008.
The title of series 5 is "West Texas Intermediate monthly average price (right vertical axis)."
The vertical axis is "price ($US/barrel)."
The minimum value is 39.09 occurring in February 2009.
The maximum value is 133.88 occurring in June 2008.
The title of series 6 is "Brent monthly average price (right vertical axis)."
The vertical axis is "price ($US/barrel)."
The minimum value is 39.95 occurring in December 2008.
The maximum value is 132.72 occurring in July 2008.