Key currency exchange rates Monday, compared with late Friday in New York: Dollar vs: Exchange Rate Pvs Day Yen 78.75 78.70 Euro $1.2503 $1.2519 Pound $1.5797 $1.5810 Swiss franc 0.9606 0.9592 Canadian dollar 0.9904 0.9912 Mexican peso 13.1882 13.1886 Metal Price (troy oz.) Pvs Day NY Merc Gold $1672.40 $1669.80 NY HSBC Bank US $1668.00 $1670.00 NY Merc Silver $31.039 ...