For each week beginning on a given date, the figures show the number of sites that reported they are using the mailsystem 6.x-2.5 release.

These statistics are incomplete; only Drupal websites using the Update Status module are included in the data. This module has been included with the download of Drupal since version 6.x so the data does not include older sites. Read more information about how these statistics are calculated.

Week startingCount
November 8, 20202
November 1, 20201
October 25, 20202
October 18, 20202
October 11, 20203
October 4, 20202
September 27, 20203
September 20, 20203
September 13, 20201
September 6, 20202
August 30, 20203
August 23, 20202
August 16, 20204
August 9, 20202
August 2, 20202
July 26, 20202
July 19, 20202
July 12, 20202
July 5, 20203
June 28, 20202
June 21, 20203
June 14, 20203
June 7, 20204
May 31, 20201
May 24, 20202
May 17, 20203
May 10, 20202
May 3, 20205
April 26, 20204
April 19, 20203
April 12, 20203
April 5, 20205
March 29, 20203
March 22, 20203
March 15, 20204
March 8, 20203
March 1, 20202
February 23, 20203
February 16, 20202
February 9, 20203
February 2, 20202
January 26, 20203
January 19, 20203
January 12, 20202
January 5, 20203
December 29, 20192
December 22, 20194
December 15, 20192
December 8, 20192
December 1, 20193
November 24, 20193
November 17, 20193
November 10, 20192
November 3, 20193
October 27, 20192
October 20, 20194
October 13, 20192
October 6, 20192
September 29, 20193
September 22, 20192
September 15, 20191
September 8, 20192
September 1, 20192
August 25, 20193
August 18, 20192
August 11, 20195
August 4, 20193
July 28, 20192
July 21, 20192
July 14, 20192
July 7, 20192
June 30, 20193
June 23, 20192
June 16, 20192
June 9, 20192
June 2, 20192
May 26, 20193
May 19, 20192
May 12, 20192
May 5, 20193
April 28, 20193
April 21, 20192
April 14, 20193
April 7, 20192
March 31, 20192
March 24, 20192
March 17, 20192
March 10, 20192
March 3, 20194
February 24, 20194
February 17, 20194
February 10, 20192
February 3, 20193
January 27, 20194
January 20, 20192
January 13, 20193
January 6, 20192
December 30, 20183
December 23, 20182
December 16, 20182
December 9, 20183
December 2, 20182
November 25, 20182
November 18, 20182
November 11, 20182
November 4, 20182
October 28, 20182
October 21, 20183
October 14, 20182
October 7, 20183
September 30, 20184
September 23, 20182
September 16, 20182
September 9, 20183
September 2, 20182
August 26, 20182
August 19, 20182
August 12, 20182
August 5, 20182
July 29, 20182
July 22, 20182
July 15, 20183
July 8, 20182
July 1, 20182
June 24, 20182
June 17, 20182
June 10, 20182
June 3, 20182
May 27, 20182
May 20, 20182
May 13, 20182
May 6, 20183
April 29, 20182
April 22, 20182
April 15, 20182
April 8, 20182
April 1, 20182
March 25, 20182
March 18, 20182
March 11, 20182
March 4, 20182
February 25, 20182
February 18, 20182
February 11, 20182
February 4, 20182
January 28, 20182
January 21, 20182
January 14, 20182
January 7, 20182
December 31, 20172
December 24, 20172
December 17, 20172
December 10, 20171
December 3, 20172
November 26, 20172
November 19, 20172
November 12, 20172
November 5, 20172
October 29, 20172
October 22, 20172
October 15, 20172
October 8, 20172
October 1, 20172
September 24, 20172
September 17, 20172
September 10, 20172
September 3, 20172
August 27, 20172
August 20, 20172
August 13, 20172
August 6, 20172
July 30, 20172
July 23, 20172
July 16, 20171
July 9, 20171
July 2, 20172
June 25, 20172
June 18, 20172
June 11, 20171
June 4, 20171
May 28, 20172
May 21, 20172
May 14, 20172
May 7, 20172
April 30, 20171
April 23, 20172
April 16, 20172
April 9, 20171
April 2, 20172
March 26, 20172
March 19, 20172
March 12, 20172
March 5, 20172
February 26, 20172
February 19, 20172
February 12, 20172
February 5, 20172
January 29, 20172
January 22, 20172
January 15, 20172
January 8, 20172
January 1, 20172
December 25, 20162
December 18, 20162
December 11, 20162
December 4, 20162
November 27, 20162
November 20, 20162
November 13, 20162
November 6, 20162
October 30, 20162
October 23, 20161
October 16, 20162
October 9, 20162
October 2, 20162
September 25, 20162
September 18, 20161
September 11, 20162
September 4, 20162
August 28, 20162
August 21, 20162
August 14, 20162
August 7, 20162
July 31, 20162
July 24, 20162
July 17, 20162
July 10, 20162
July 3, 20162
June 26, 20162
June 19, 20162
June 12, 20162
June 5, 20162
May 29, 20162
May 22, 20162
May 15, 20162
May 8, 20162
May 1, 20162
April 24, 20162
April 17, 20161
April 10, 20162
April 3, 20162
March 27, 20162
March 20, 20162
March 13, 20162
March 6, 20162
February 28, 20162
February 21, 20161
February 14, 20162
February 7, 20162
January 31, 20162
January 24, 20162
January 17, 20162
January 10, 20161
January 3, 20162
December 27, 20152
December 20, 20152
December 13, 20152
December 6, 20152
November 29, 20152
November 22, 20152
November 15, 20151
November 8, 20152
November 1, 20152
October 25, 20152
October 18, 20152
October 11, 20152
October 4, 20152
September 27, 20152
September 20, 20152
September 13, 20152
September 6, 20152
August 30, 20152
August 23, 20152
August 16, 20152
August 9, 20152
August 2, 20152
July 26, 20152
July 19, 20152
July 12, 20152
July 5, 20152
June 28, 20152
June 21, 20152
June 14, 20152
June 7, 20152
May 31, 20152
May 24, 20152
May 17, 20152
May 10, 20152
May 3, 20152
April 26, 20152
April 19, 20152
April 12, 20152
April 5, 20152
March 29, 20152
March 22, 20152
March 15, 20152
March 8, 20152
March 1, 20152
February 22, 20152
February 15, 20152
February 8, 20152
February 1, 20152
January 25, 20152
January 18, 20152
January 11, 20152
January 4, 20152
December 28, 20142
December 21, 20142
December 14, 20142
December 7, 20142
November 30, 20142
November 23, 20142
November 16, 20142
November 9, 20142
November 2, 20142
October 26, 20141
October 19, 20142
October 12, 20142
October 5, 20142
September 28, 20142
September 21, 20142
September 14, 20142
September 7, 20142
August 31, 20142
August 24, 20142
August 17, 20142
August 10, 20142
August 3, 20142
July 27, 20141
July 20, 20141
July 13, 20142
July 6, 20142
June 29, 20142
June 22, 20142
June 15, 20142
June 8, 20141
June 1, 20142
May 25, 20141
May 18, 20142
May 11, 20142
May 4, 20142
April 27, 20142
April 20, 20142
April 13, 20142
April 6, 20142
March 30, 20142
March 23, 20142
March 16, 20142
March 9, 20142
March 2, 20142
February 23, 20142
February 16, 20142
February 9, 20142
February 2, 20142
January 26, 20142
January 19, 20142
January 12, 20142
January 5, 20142
December 29, 20132
December 22, 20132
December 15, 20132
December 8, 20132
December 1, 20132
November 24, 20132
November 17, 20132
November 10, 20132
November 3, 20132
October 27, 20131
October 20, 20132
October 13, 20132
October 6, 20132
September 29, 20132
September 22, 20132
September 15, 20132
September 8, 20132
September 1, 20132
August 25, 20132
August 18, 20132
August 11, 20132
August 4, 20132
July 28, 20132
July 21, 20132
July 14, 20132
July 7, 20132
June 30, 20132
June 23, 20132
June 16, 20131
June 9, 20132
June 2, 20132
May 26, 20132
May 19, 20132
May 12, 20132
May 5, 20132
April 28, 20132
April 21, 20132
April 14, 20132
April 7, 20132
March 31, 20132
March 24, 20132
March 17, 20132
March 10, 20132
March 3, 20132
February 24, 20132
February 17, 20132
February 10, 20132
February 3, 20132
January 27, 20132
January 20, 20132
January 13, 20132
January 6, 20132
December 30, 20121
December 23, 20122
December 16, 20122
December 9, 20122
December 2, 20122
November 25, 20121
November 18, 20122
November 11, 20122
November 4, 20123
October 28, 20122
October 21, 20122