File:Project Gutenberg total books.svg

Original file ‎(SVG file, nominally 600 × 400 pixels, file size: 15 KB)

Summary

Description
English: Graph showing total number of books published by Project Gutenberg over time.
Date
Source Own work by uploader, based on 'Book Milestones' statistics from http://www.gutenbergnews.org/statistics/
Author Qef
Other versions Alternative graph, bitmap version of this but based on slightly different data: Image:PG_growth.png
SVG development
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The SVG code is valid.
 
This plot was created with Gnuplot.

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":"2015-11"]
set format x "%Y"
set key off
unset mxtics

set xtics nomirror
set ytics nomirror
set grid
set border 3

set xlabel "Year"
set ylabel "Number of Books"

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, plus the news page for the release of ebook #50000, 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
2009-10 30000
2012-06 40000
2015-10 50000

Licensing

Public domain This work 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.

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URL: https://commons.wikimedia.org/wiki/user:Qef
Wikimedia username: Qef
author name string: Qef

copyright status

copyrighted, dedicated to the public domain by copyright holder

copyright license

released into the public domain by the copyright holder

inception

2 July 2008

File history

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Date/TimeThumbnailDimensionsUserComment
current04:54, 27 July 2016600 × 400 (15 KB)Grendelkhanupdate to 2015 data, ebook #50000
08:31, 2 July 2008600 × 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
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