Total size of files (MB)
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20000 
_
15000 
_
10000 
_
5000 
_
0 
_
0
0
0
190
184
185
201
207
217
250
252
260
275
313
318
340
354
368
374
373
387
388
404
450
465
484
505
531
539
683
704
744
766
842
867
922
940
970
1083
1117
1193
1251
1273
1340
1278
1494
1695
1549
1416
1477
1479
1553
1909
1979
2081
2167
2224
2286
2370
2630
2645
2769
2862
3187
3250
3382
3574
3664
3624
3936
4416
5501
5595
4756
4927
5131
5260
5352
5313
5385
5447
5656
6306
6489
6570
6700
6870
7044
7349
7543
7952
8261
8719
8795
8627
8831
8817
9122
9596
9890
9935
9990
10191
10276
10251
10192
10280
10448
10493
10636
11004
11449
11579
11744
11857
12128
12131
12329
12486
12806
13743
14133
14158
14163
14272
14383
14528
15131
15256
15270
15834
15912
16116
16328
16468
16680
16854
17168
 

2000
Dec

2001
Jan

2001
Feb

2001
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2001
Apr

2001
May

2001
Jun

2001
Jul

2001
Aug

2001
Sep

2001
Oct

2001
Nov

2001
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2002
Jan

2002
Feb

2002
Mar

2002
Apr

2002
May

2002
Jun

2002
Jul

2002
Aug

2002
Sep

2002
Oct

2002
Nov

2002
Dec

2003
Jan

2003
Feb

2003
Mar

2003
Apr

2003
May

2003
Jun

2003
Jul

2003
Aug

2003
Sep

2003
Oct

2003
Nov

2003
Dec

2004
Jan

2004
Feb

2004
Mar

2004
Apr

2004
May

2004
Jun

2004
Jul

2004
Aug

2004
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2004
Oct

2004
Nov

2004
Dec

2005
Jan

2005
Feb

2005
Mar

2005
Apr

2005
May

2005
Jun

2005
Jul

2005
Aug

2005
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2005
Oct

2005
Nov

2005
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2006
Jan

2006
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2006
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2006
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2006
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2006
Jul

2006
Aug

2006
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Oct

2006
Nov

2006
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Mar

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2007
May

2007
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2007
Jul

2007
Aug

2007
Sep

2007
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2007
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2007
Dec

2008
Jan

2008
Feb

2008
Mar

2008
Apr

2008
May

2008
Jun

2008
Jul

2008
Aug

2008
Sep

2008
Oct

2008
Nov

2008
Dec

2009
Jan

2009
Feb

2009
Mar

2009
Apr

2009
May

2009
Jun

2009
Jul

2009
Aug

2009
Sep

2009
Oct

2009
Nov

2009
Dec

2010
Jan

2010
Feb

2010
Mar

2010
Apr

2010
May

2010
Jun

2010
Jul

2010
Aug

2010
Sep

2010
Oct

2010
Nov

2010
Dec

2011
Jan

2011
Feb

2011
Mar

2011
Apr

2011
May

2011
Jun

2011
Jul

2011
Aug

2011
Sep

2011
Oct

2011
Nov

2011
Dec

2012
Jan

2012
Feb

2012
Mar

2012
Apr

2012
May
 
Note: From September 2001 onwards, figures do not include Listserv system files. Not available prior to March 2001