month = Dec 
 temperature_fahrenheit = 18.6 
 city = Minneapolis  month = Dec 
 temperature_fahrenheit = 41.2 
 city = Raleigh  month = Dec 
 temperature_fahrenheit = 52.5 
 city = Phoenix  month = Nov 
 temperature_fahrenheit = 32.4 
 city = Minneapolis  month = Nov 
 temperature_fahrenheit = 50.0 
 city = Raleigh  month = Nov 
 temperature_fahrenheit = 59.8 
 city = Phoenix  month = Oct 
 temperature_fahrenheit = 50.0 
 city = Minneapolis  month = Oct 
 temperature_fahrenheit = 60.2 
 city = Raleigh  month = Oct 
 temperature_fahrenheit = 72.2 
 city = Phoenix  month = Sep 
 temperature_fahrenheit = 60.0 
 city = Minneapolis  month = Sep 
 temperature_fahrenheit = 70.6 
 city = Raleigh  month = Sep 
 temperature_fahrenheit = 83.8 
 city = Phoenix  month = Aug 
 temperature_fahrenheit = 70.2 
 city = Minneapolis  month = Aug 
 temperature_fahrenheit = 76.5 
 city = Raleigh  month = Aug 
 temperature_fahrenheit = 89.1 
 city = Phoenix  month = Jul 
 temperature_fahrenheit = 71.9 
 city = Minneapolis  month = Jul 
 temperature_fahrenheit = 77.5 
 city = Raleigh  month = Jul 
 temperature_fahrenheit = 91.2 
 city = Phoenix  month = Jun 
 temperature_fahrenheit = 66.9 
 city = Minneapolis  month = Jun 
 temperature_fahrenheit = 74.4 
 city = Raleigh  month = Jun 
 temperature_fahrenheit = 84.6 
 city = Phoenix  month = May 
 temperature_fahrenheit = 57.1 
 city = Minneapolis  month = May 
 temperature_fahrenheit = 67.4 
 city = Raleigh  month = May 
 temperature_fahrenheit = 76.3 
 city = Phoenix  month = Apr 
 temperature_fahrenheit = 45.1 
 city = Minneapolis  month = Apr 
 temperature_fahrenheit = 59.5 
 city = Raleigh  month = Apr 
 temperature_fahrenheit = 67.7 
 city = Phoenix  month = Mar 
 temperature_fahrenheit = 28.3 
 city = Minneapolis  month = Mar 
 temperature_fahrenheit = 49.2 
 city = Raleigh  month = Mar 
 temperature_fahrenheit = 59.7 
 city = Phoenix  month = Feb 
 temperature_fahrenheit = 16.5 
 city = Minneapolis  month = Feb 
 temperature_fahrenheit = 42.2 
 city = Raleigh  month = Feb 
 temperature_fahrenheit = 55.1 
 city = Phoenix  month = Jan 
 temperature_fahrenheit = 12.2 
 city = Minneapolis  month = Jan 
 temperature_fahrenheit = 40.5 
 city = Raleigh  month = Jan 
 temperature_fahrenheit = 52.1 
 city = Phoenix  month = Dec 
 temperature_fahrenheit = 18.6  month = Dec 
 temperature_fahrenheit = 41.2  month = Dec 
 temperature_fahrenheit = 52.5  month = Nov 
 temperature_fahrenheit = 32.4  month = Nov 
 temperature_fahrenheit = 50.0  month = Nov 
 temperature_fahrenheit = 59.8  month = Oct 
 temperature_fahrenheit = 50.0  month = Oct 
 temperature_fahrenheit = 60.2  month = Oct 
 temperature_fahrenheit = 72.2  month = Sep 
 temperature_fahrenheit = 60.0  month = Sep 
 temperature_fahrenheit = 70.6  month = Sep 
 temperature_fahrenheit = 83.8  month = Aug 
 temperature_fahrenheit = 70.2  month = Aug 
 temperature_fahrenheit = 76.5  month = Aug 
 temperature_fahrenheit = 89.1  month = Jul 
 temperature_fahrenheit = 71.9  month = Jul 
 temperature_fahrenheit = 77.5  month = Jul 
 temperature_fahrenheit = 91.2  month = Jun 
 temperature_fahrenheit = 66.9  month = Jun 
 temperature_fahrenheit = 74.4  month = Jun 
 temperature_fahrenheit = 84.6  month = May 
 temperature_fahrenheit = 57.1  month = May 
 temperature_fahrenheit = 67.4  month = May 
 temperature_fahrenheit = 76.3  month = Apr 
 temperature_fahrenheit = 45.1  month = Apr 
 temperature_fahrenheit = 59.5  month = Apr 
 temperature_fahrenheit = 67.7  month = Mar 
 temperature_fahrenheit = 28.3  month = Mar 
 temperature_fahrenheit = 49.2  month = Mar 
 temperature_fahrenheit = 59.7  month = Feb 
 temperature_fahrenheit = 16.5  month = Feb 
 temperature_fahrenheit = 42.2  month = Feb 
 temperature_fahrenheit = 55.1  month = Jan 
 temperature_fahrenheit = 12.2  month = Jan 
 temperature_fahrenheit = 40.5  month = Jan 
 temperature_fahrenheit = 52.1  Y = 32  X = 9.4  X = 6.4  X = 3.4
The SGPlot Procedure