PHILADELPHIA — Gross revenue from table games was up 7.4 percent last month compared to a year ago, boosted by the second full month of play at the state’s newest casino, according to the Pennsylvania Gaming Control Board. But when comparing only the 10 casinos that were open in both May 2011 and May 2012, the increase was a more modest 3.1 percent.

Sands Casino Resort in Bethlehem showed the biggest gains last month compared to a year ago, pulling in nearly $10.9 million in gross revenue — representing an increase of more than 50 percent.

Harrah’s Philadelphia saw a double-digit decline, with nearly $6.1 million in gross revenue — down more than 12 percent.

Sugarhouse Casino in Philadelphia continued to show gains, pulling in $6,867,973 last month, an increase of 3.5 percent over the same period the year before. Valley Forge Casino Resort, in Philadelphia’s western suburbs, pulled in $2.2 million from table games last month, its second full month in operation.

The Meadows Racetrack & Casino near Pittsburgh saw a decline of more than 25 percent during the period, going from $3.7 million in May 2011 to $2.7 million last month. Rivers Casino in Pittsburgh was down 3.7 percent for the period.