According to morningstar.com, Yes, DVY pay dividens quarterly.
Dividend and Capital Gains DistributionsDistribution
Date Distribution
NAV Long-Term
Capital Gain Short-Term
Capital Gain Dividend
Income Distribution
Total Return of Capital
06/24/2011 51.63 0.0000 0.0000 0.4732 0.4732 0.0000
03/25/2011 51.31 0.0000 0.0000 0.4679 0.4679 0.0000
12/22/2010 50.03 0.0000 0.0000 0.4363 0.4363 0.0000
09/23/2010 45.86 0.0000 0.0000 0.4217 0.4217 0.0000
06/24/2010 43.57 0.0000 0.0000 0.4249 0.4249 0.0000
Currency: USD