4295th tallest in the world (shared with 106 other buildings) 4098th tallest on the Northern Hemisphere (shared with 102 other buildings) 621st tallest in North America (shared with 19 other buildings) 510th tallest in the United States (shared with 18 other buildings) 79th tallest in Chicago (shared with 3 other buildings)21st tallest built in 1991 12th tallest built in North America in 1991 11th tallest built in the United States in 1991 2nd tallest built in Chicago in 1991464th most northern skyscraper 6113th most southern skyscraper 406th most western skyscraper 6171st most eastern skyscraper19th tallest within 1 kilometre (2 equally tall buildings in that area) 79th tallest within 10 kilometres (3 equally tall buildings in that area) 79th tallest within 100 kilometres (3 equally tall buildings in that area) 182nd tallest within 1000 kilometres (8 equally tall buildings in that area) 511th tallest within 2000 kilometres (18 equally tall buildings in that area) 677th tallest within 5000 kilometres (20 equally tall buildings in that area)14th most floors within 1 kilometre 40th most floors within 10 kilometres (6 buildings with same floor number) 40th most floors within 100 kilometres (6 buildings with same floor number) 73rd most floors within 1000 kilometres (10 buildings with same floor number) 174th most floors within 2000 kilometres (21 buildings with same floor number) 213th most floors within 5000 kilometres (35 buildings with same floor number)79 metres from the closest taller building
