ChainCatcher news, according to Golden Ten Data, the US Dollar Index, which measures the dollar against six major currencies, rose by 0.35% on October 21, closing at 98.934 in the late foreign exchange market. 1 euro exchanged for 1.1605 US dollars, lower than the previous trading day's 1.1646 US dollars; 1 pound exchanged for 1.3373 US dollars, lower than the previous trading day's 1.3409 US dollars; 1 US dollar exchanged for 151.91 yen, higher than the previous trading day's 150.69 yen; 1 US dollar exchanged for 0.7961 Swiss francs, higher than the previous trading day's 0.7919 Swiss francs; 1 US dollar exchanged for 1.4018 Canadian dollars, lower than the previous trading day's 1.4036 Canadian dollars; 1 US dollar exchanged for 9.4189 Swedish kronor, lower than the previous trading day's 9.421 Swedish kronor.