NEW YORK, May 24 (Reuters) -
* The Toronto Stock Exchange's S&P/TSX .GSPTSE fell 20.18 points, or 0.13 percent, to 16,113.62.
* The biggest contributor to the TSX loss was Royal Bank of Canada RY.TO , weighing by 20.84 index points. Energy was the top sector drag, weighing by 25.62 points.
* Leading the index were New Gold Inc NGD.TO , up 5.5 percent, West Fraser Timber Co Ltd WFT.TO , up 5.3 percent, and Alamos Gold Inc AGI.TO , higher by 5.1 percent.
* Lagging shares were Aecon Group Inc ARE.TO , down 15.4 percent, Ivanhoe Mines Ltd IVN.TO , down 6.9 percent, and Canopy Growth Corp WEED.TO , lower by 6.2 percent.
* On the TSX 117 issues advanced and 127 declined as a 0.9-to-1 ratio favored decliners. There were 15 new highs and 1 new lows, with total volume of 198.7 million shares.
* The most heavily traded shares by volume were Canopy Growth Corp WEED.TO , Aecon Group Inc ARE.TO and Aurora Cannabis Inc ACB.TO .
* West Texas Intermediate crude futures CLc1 fell 1.66 percent, or $1.19, to $70.65 a barrel. Brent crude LCOc1 fell 1.32 percent, or $1.05, to $78.75 O/R
* The TSX is off 0.6 percent for the year.