The Diamondbacks were our first-ever home opponent, and we've done pretty well against them at home through the years - 12-7 all-time (6-4 at RFK, 6-3 at Nats Park):
2005 (14th/16th/17th April) - 3W-0L
2006 (2nd-3rd September*) - 3W-0L
2007 (5th-8th April) - 0W-4L
2008 (8th-10th July) - 1W-2L
2009 (7th-9th September) - 3W-0L**
2010 (13th-15th August) - 2W-1L
*Doubleheader on 2nd (re-scheduled from previous day due to rain-out)
**One of only five series sweeps the Nats would mount, home or away, in that train-wreck year
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Best-ever attendance at Nationals Park for a Diamondbacks visit was 27,330 on Thursday 10th July 2008 (lost 7-5 in 11 innings, Qualls over Ayala); worst was 19,549 on Friday 13th August 2010 (won 4-2, Lannan over Saunders).