Key currency exchange rates Friday, compared with late Thursday in New York: Dollar vs: Exchange Rate Pvs Day Yen 85.76 85.32 Euro $1.2711 $1.2824 Pound $1.5530 $1.5596 Swiss franc 1.0357 1.0331 Canadian dollar 1.0487 1.0395 Mexican peso 12.7730 12.7320 Metal Price (troy oz.) Pvs Day NY Merc Gold $1227.20 $1233.80 NY HSBC Bank US $1228.00 $1234.00 NY Merc Silver $17.982 $18.318