This image is an information graphic created by a computer program from data sets or formulas that have not been fully provided on this page . In order to allow other editors to improve or build such images, and to ensure compliance with free content licenses such as the GFDL , the following should be provided:

• Software package(s) used
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• Sequence of commands used to create the graphic
• Short description of any post-processing stages

Once all the above are included in the image's description page(s), please remove this template.