Article metrics

Download PDFPDF

Free

 

Online download statistics by month:

Online download statistics by month: October 1999 to December 2021

AbstractFullPdf
Oct 19990549
Nov 19990898
Dec 1999060
Jan 20000313
Feb 20000234
Mar 2000090
Apr 2000070
May 2000060
Jun 2000040
Jul 2000020
Aug 2000080
Sep 2000030
Oct 2000010
Nov 2000030
Dec 2000050
Jan 20010310
Feb 20010250
Mar 2001050
Apr 2001060
May 2001010
Jun 20010130
Jul 2001011
Aug 2001020
Nov 2001010
Dec 2001020
Jan 2002020
Feb 2002020
Apr 2002020
May 20020170
Jun 20020112
Jul 2002090
Aug 2002041
Sep 2002012
Oct 2002030
Nov 2002032
Dec 2002040
Jan 2003021
Feb 2003020
Mar 2003020
Apr 2003013
May 2003010
Jul 20030210
Aug 20030472
Sep 20030422
Oct 20030390
Nov 20030501
Dec 20030171
Jan 20040380
Feb 20040632
Mar 20040422
Apr 20040600
May 20040571
Jun 20040860
Jul 20040710
Aug 200401101
Sep 20040771
Oct 200414790
Nov 20045552
Dec 20044341
Jan 20056412
Feb 20058420
Mar 20058351
Apr 20051484
May 20052295
Jun 20050272
Jul 20050113
Aug 20054202
Sep 20051283
Oct 20052251
Nov 20056252
Dec 20052121
Jan 20062271
Feb 20065160
Mar 20062302
Apr 20060151
May 20060190
Jun 20060110
Jul 20060121
Aug 20060170
Sep 20060405
Oct 200603210
Nov 20063329
Dec 20060124
Jan 200701312
Feb 20070171
Mar 200711710
Apr 2007940
May 20071314
Jun 2007810
Jul 2007872
Aug 20071830
Sep 20071231
Oct 2007861
Nov 2007700
Dec 20071210
Jan 20081010
Feb 20081103
Mar 2008911
Apr 20081031
May 2008730
Jun 20081122
Jul 20081201
Aug 2008841
Sep 20081221
Oct 20081420
Nov 20081440
Dec 2008810
Jan 20091510
Feb 2009610
Mar 2009440
Apr 2009900
May 2009300
Jun 2009420
Jul 2009410
Aug 2009300
Oct 2009310
Nov 20091020
Dec 2009500
Jan 2010621
Feb 2010301
Mar 2010320
Apr 2010531
May 2010711
Jun 2010400
Jul 2010402
Aug 20101700
Sep 20101661
Oct 20102620
Nov 20102940
Dec 20101521
Jan 20112120
Feb 20112630
Mar 20114320
Apr 20112500
May 20118540
Jun 20114170
Jul 20113950
Aug 20112030
Sep 2011731
Oct 20114120
Nov 201132114
Dec 20118355
Jan 20126296
Feb 20126323
Mar 20128293
Apr 20123474
May 20121323
Jun 20123251
Jul 20124283
Aug 20127144
Sep 20121243
Oct 20124173
Nov 20120303
Dec 20120206
Jan 20130210
Feb 20130213
Mar 20130320
Apr 20130375
May 20130512
Jun 20132533
Jul 20132200
Aug 20136160
Sep 20133470
Oct 20134284
Nov 20134131
Dec 20133110
Jan 20141170
Feb 20143111
Mar 20143150
Apr 20145140
May 20147182
Jun 20142170
Jul 20148160
Aug 2014280
Sep 20145100
Oct 20140110
Nov 20144151
Dec 20141120
Jan 20157170
Feb 2015362
Mar 20159120
Apr 20152100
May 201510160
Jun 20158221
Jul 20154132
Aug 20152270
Sep 201561010
Oct 20153741
Nov 20152262
Dec 20151120
Jan 20163150
Feb 2016130
Mar 20169104
Apr 2016570
May 20161150
Jun 2016190
Jul 20160260
Aug 2016260
Sep 2016010
Oct 2016010
Nov 2016111
Dec 20163270
Jan 2017492
Feb 2017281
Mar 2017050
Apr 20170131
May 20170150
Jun 20178182
Jul 201710101
Aug 2017660
Sep 201721211
Oct 201724240
Nov 201738360
Dec 201719190
Jan 201823210
Feb 201830261
Mar 201812120
Apr 201817172
May 201824263
Jun 201818180
Jul 201816161
Aug 201824204
Sep 201812101
Oct 201813111
Nov 201819171
Dec 201824241
Jan 201916150
Feb 201916160
Mar 201924243
Apr 201939334
May 201916162
Jun 201924225
Jul 201920204
Aug 201916164
Sep 201911111
Oct 201914132
Nov 201915151
Dec 201916162
Jan 202027263
Feb 202015152
Mar 2020555
Apr 2020333
May 202018182
Jun 2020763
Jul 2020994
Aug 202019182
Sep 202019193
Oct 202016163
Nov 2020892
Dec 202017172
Jan 202114131
Feb 202113131
Mar 202116153
Apr 202117173
May 202120202
Jun 202115140
Jul 202121214
Aug 202132325
Sep 202117172
Oct 20218819
Nov 2021999
Dec 202119234
Total20424475385