File:Project Gutenberg total books.svg

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Project_Gutenberg_total_books.svg‎ (SVG file, nominally 600 × 400 pixels, file size: 9 KB)

This is a file from the Wikimedia Commons. The description on its description page there is shown below. Commons is a freely licensed media file repository. You can help.

[edit] Summary

Description	Project Gutenberg total books.svg English: Graph showing total number of books published by Project Gutenberg over time.
Date	2 July 2008(2008-07-02)
Source	Own work by uploader, based on 'Book Milestones' statistics from http://www.pg-news.org/statistics/
Author	Qef
Permission (Reusing this image)	See below.
Other versions	Alternative graph, bitmap version of this but based on slightly different data: Image:PG_growth.png

[edit] Source code and data

This graph was generated with gnuplot using the following input file:

set terminal svg font "Bitstream Vera Sans,12" size 600,400
set output "Project_Gutenberg_total_books.svg"

set xdata time
set timefmt "%Y-%m"
set xrange ["1994-01":"2008-04"]
set format x "%Y"
set key off
unset mxtics

set xtics nomirror
set ytics nomirror
set grid
set border 3

plot "Project_Gutenberg_total_books.data" using 1:2 \
     with line linetype rgbcolor "red" linewidth 2

The data file 'Project_Gutenberg_total_books.data' is derived from the 'Book Milestones' section of the Project Gutenberg news site statistics page, and currently contains the following:

1971-07 1
1989-08 10
1994-01 100
1997-08 1000
1999-05 2000
2000-12 3000
2001-10 4000
2002-04 5000
2003-10 10000
2005-01 15000
2008-04 25000

[edit] Licensing:

This image has been released into the public domain by its author, Qef. This applies worldwide.

In some countries this may not be legally possible; if so:
Qef grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

File history

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	08:31, 2 July 2008		600×400 (9 KB)	Qef	({{Information \|Description={{en\|1=Graph showing total number of books published by Project Gutenberg over time.}} \|Source=Own work by uploader, based on 'Book Milestones' statistics from http://www.pg-news.org/statistics/ \|Author=Qef \|Date=20)