The average weekday ridership is 748,000.
Ridership statistics from the WAMATA web site for October 2009
# October 31, 2009 - Rail ridership: 342,834
# October 30, 2009 - Rail ridership: 745,862
# October 29, 2009 - Rail ridership: 751,016
# October 28, 2009 - Rail ridership: 735,834
# October 27, 2009 - Rail ridership: 738,516
# October 26, 2009 - Rail ridership: 747,356
# October 25, 2009 - Rail ridership: 338,608
# October 24, 2009 - Rail ridership: 359,344
# October 23, 2009 - Rail ridership: 768,231
# October 22, 2009 - Rail ridership: 755,375
# October 21, 2009 - Rail ridership: 747,356
# October 20, 2009 - Rail ridership: 740,157
# October 19, 2009 - Rail ridership: 704,768
# October 18, 2009 - Rail ridership: 230,242
# October 17, 2009 - Rail ridership: 333,710
# October 16, 2009 - Rail ridership: 753,328
# October 15, 2009 - Rail ridership: 757,603
# October 14, 2009 - Rail ridership: 762,219
# October 13, 2009 - Rail ridership: 737,589
# October 12, 2009 - Rail ridership: 358,376
# October 11, 2009 - Rail ridership: 288,666
# October 10, 2009 - Rail ridership: 352,913
# October 09, 2009 - Rail ridership: 749,057
# October 08, 2009 - Rail ridership: 775,897
# October 07, 2009 - Rail ridership: 766,446
# October 06, 2009 - Rail ridership: 761,547
# October 05, 2009 - Rail ridership: 729,525
# October 04, 2009 - Rail ridership: 279,960
# October 03, 2009 - Rail ridership: 386,348
# October 02, 2009 - Rail ridership: 754,893
# October 01, 2009 - Rail ridership: 736,227