Quarterly Data for Tier 1 Carriers:
07/18-06/19, as of 09/19. MOU18-19A1.ZIP
04/18-03/19, as of 06/19. MOU18-19.ZIP
01/18-12/18, as of 03/19. MOU18.ZIP
10/17-09/18, as of 12/18.  MOU17-18A2.ZIP
07/17-06/18, as of 09/18.  MOU17-18A1.ZIP
04/17-03/18, as of 06/18. MOU17-18.ZIP
01/17-12/17, as of 03/18. MOU17.ZIP
10/16-09/17, as of 12/17. MOU16-17A2.zip
07/16-06/17, as of 09/17. MOU16-17A1.ZIP
04/16-03/17, as of 06/17. MOU16-17.ZIP
01/16-12/16, as of 03/17. MOU16.ZIP
10/15-09/16, as of 12/16. MOU15-16A2.ZIP
07/15-06/16, as of 09/16. MOU15-16A1.ZIP04/18-
04/15-03/16, as of 06/16. MOU15-16.ZIP
01/15-12/15, as of 03/16. MOU15.ZIP
10/14-09/15, as of 12/15. MOU14-15A2.ZIP
07/14-06/15, as of 09/15. MOU14-15A1.ZIP
04/14-03/15, as of 06/15. MOU14-15.ZIP
01/14-12/14, as of 03/15. MOU14.ZIP
10/13-09/14, as of 12/14. MOU13-14A2.ZIP (11K)
07/13-06/14, as of 09/14. MOU13-14A1.ZIP (11K)
04/13-03/14, as of 06/14. MOU13-14.ZIP (11K)
01/13-12/13, as of 03/14. MOU13.ZIP (22K) 
10/12-09/13, as of 12/13. MOU12-13A2.ZIP (18K)
07/12-06/13, as of 09/13. MOU12-13A1.ZIP (11K)
04/12-03/13, as of 06/13. MOU12-13.ZIP (13K)
01/12-12/12, as of 03/13. MOU12.ZIP (22K)
10/11-09/12, as of 12/12. MOU11-12A2.ZIP (11K)
07/11-06/12, as of 09/12. MOU11-12A1.ZIP (11K)
04/11-03/12, as of 06/12. MOU11-12.ZIP (11K)
01/11-12/11, as of 03/12. MOU11.ZIP (11K)
10/10-09/11, as of 12/11. MOU10-11A2.ZIP (11K)
07/10-06/11, as of 09/11. MOU10-11A1.ZIP (10K)
04/10-03/11, as of 06/11. MOU10-11.ZIP (11K)
01/10-12/10, as of 03/11. MOU10.ZIP (20K)
10/09-09/10, as of 12/10. MOU09-10A2.ZIP (20K)
07/09-06/10, as of 09/10. MOU09-10A1.ZIP (11K)
04/09-03/10, as of 06/10. MOU09-10.ZIP (20K)
01/09-12/09, as of 03/10. MOU09.ZIP (11K)
10/08-09/09, as of 12/09. MOU08-09A2.ZIP (11K)
07/08-06/09, as of 09/09. MOU08-09A1.ZIP (15K)
04/08-03/09, as of 06/09. MOU08-09.ZIP (12K)
01/08-12/08, as of 03/09. MOU08.ZIP (17K)
07/07-06/08, as of 09/08. MOU07-08A1.ZIP (15K)
04/07-03/08, as of 06/08. MOU07-08.ZIP (8K)
01/07-12/07, as of 03/08. MOU07.ZIP (14K)
10/06-09/07, as of 12/07. MOU06-07A2.ZIP (8K)
07/06-06/07, as of 09/07. MOU06-07A1.ZIP (8K)
04/06-03/07, as of 06/07. MOU06-07.ZIP (8K)
01/06-12/06, as of 03/07. MOU06.ZIP (14K)
10/05-09/06, as of 12/06. MOU05-06A2.ZIP (8K)
07/05-06/06, as of 09/06. MOU05-06A1.ZIP (8K)
04/05-03/06, as of 06/06. MOU05-06.ZIP (8K)
01/05-12/05, as of 03/06. MOU05.ZIP (13K)
10/04-09/05, as of 12/05. MOU04-05A2.ZIP (8K)
07/04-06/05, as of 09/05. MOU04-05A1.ZIP (8K)
04/04-03/05, as of 06/05. MOU04-05.ZIP (8K)
01/04-12/04, as of 03/05. MOU04.ZIP (96K)
10/03-09/04, as of 12/04. MOU03-04A2.ZIP (8K)
07/03-06/04, as of 09/04. MOU03-04A1.ZIP (8K)
04/03-03/04, as of 06/04. MOU03-04.ZIP (8K)
01/03-12/03, as of 12/03. MOU03.ZIP (86K)
07/02-06/03, as of 09/03. MOU02-03.ZIP (8K)
01/02-12/02, as of 03/03. MOU02.ZIP (11K)
10/01-09/02, as of 12/02. MOU01-02.ZIP (8K)
01/01-12/01, as of 03/02. MOU01.ZIP (12K)
04/00-03/01, as of 06/01. MOU00-01.ZIP (9K)
04/99-03/00, revised data as of 7/02. MOU99-00.ZIP (8K)
01/98-12/00, as of 04/01. MOU98-00.ZIP (12K)
01/97-12/99, as of 03/00. MOU97-99.ZIP (12K)
01/95-12/97, as of 02/98. MOU95-97.ZIP (202K)
01/94-12/96, as of 02/97. MOU94-96.ZIP (232K)
01/93-12/95, as of 02/96. MOU93-95.ZIP (240K)
01/92-12/94, as of 02/95. MOU92-94.ZIP (246K)
01/91-12/93, as of 02/94. MOU91-93.ZIP (220K)
01/90-12/92, as of 02/93. MOU90-92.ZIP (240K)
01/89-12/91, as of 02/92. MOU89-91.ZIP (239K)

Bureau/Office: 

Updated: 
Friday, September 20, 2019