title: Union Carbide
paragraph_text: Union Carbide Corporation is a wholly owned subsidiary (since 2001) of Dow Chemical Company. It currently employs more than 2,400 people. Union Carbide produces chemicals and polymers that undergo one or more further conversions by customers before reaching consumers. Some are high-volume commodities and others are specialty products meeting the needs of smaller markets. Markets served include paints and coatings, packaging, wire and cable, household products, personal care, pharmaceuticals, automotive, textiles, agriculture, and oil and gas. The company is a former component of the Dow Jones Industrial Average. Union Carbide was 50.9% stakeholder in Union Carbide India Limited, the company responsible for the Bhopal disaster.
title: Black Monday (1987)
paragraph_text: In finance, Black Monday refers to Monday, October 19, 1987, when stock markets around the world crashed. The crash began in Hong Kong and spread west to Europe, hitting the United States after other markets had already declined by a lot. The Dow Jones Industrial Average (DJIA) fell exactly 508 points to 1,738.74 (22.61%). In Australia and New Zealand, the 1987 crash is also referred to as ``Black Tuesday ''because of the time zone difference.
title: London Book Fair
paragraph_text: The London Book Fair (LBF) is a large book-publishing trade fair held annually, usually in April, in London, England. LBF is a global marketplace for rights negotiation and the sale and distribution of content across print, audio, TV, film and digital channels. The 50th event will take place in 2020.
title: Indiana Jones and the Dance of the Giants
paragraph_text: Indiana Jones and the Dance of the Giants is the second of 12 Indiana Jones novels published by Bantam Books. Rob MacGregor, the author of this book, also wrote five of the other Indiana Jones books for Bantam. Published on May 1, 1991, it is preceded by "Indiana Jones and the Peril at Delphi" and followed by "Indiana Jones and the Seven Veils".
title: National Register of Historic Places listings in Jones County, South Dakota
paragraph_text: This is intended to be a complete list of the properties on the National Register of Historic Places in Jones County, South Dakota, United States. The locations of National Register properties for which the latitude and longitude coordinates are included below, may be seen in a map.
title: National Register of Historic Places listings in Orange County, California
paragraph_text: This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Orange County, California, United States. Latitude and longitude coordinates are provided for many National Register properties and districts; these locations may be seen together in a Google map. These historic sites reflect the region's Native American, Spanish and Mexican ethnic heritage. They include historic mansions from the eras of wealth created by citrus farming and oil discovery and reflect political leadership and scientific achievements, as well as other themes.
title: Tanzania
paragraph_text: Market strategist Phil Dow believes distinctions exist "between the current market malaise" and the Great Depression. He says the Dow Jones average's fall of more than 50% over a period of 17 months is similar to a 54.7% fall in the Great Depression, followed by a total drop of 89% over the following 16 months. "It's very troubling if you have a mirror image," said Dow. Floyd Norris, the chief financial correspondent of The New York Times, wrote in a blog entry in March 2009 that the decline has not been a mirror image of the Great Depression, explaining that although the decline amounts were nearly the same at the time, the rates of decline had started much faster in 2007, and that the past year had only ranked eighth among the worst recorded years of percentage drops in the Dow. The past two years ranked third, however.
title: The Green Shack
paragraph_text: The Green Shack was a restaurant located on Fremont Street in Las Vegas, Nevada that is listed on the United States National Register of Historic Places. It was opened by Mattie Jones and was famous for its fried chicken.
title: Felipa de Souza
paragraph_text: Felipa de Souza (1556, Portugal – 1600, Brazil) was a woman who had romantic relationships with other women during the Brazilian colonial era. She was accused of sodomy and because of that she fell victim of the Catholic Inquisition.
title: The Deeds of the Disturber
paragraph_text: Deeds of the Disturber is the fifth in a series of historical mystery novels, written by Elizabeth Peters and featuring fictional sleuth and archaeologist Amelia Peabody. This is the only book in the series which takes place entirely in England.
title: Last Act in Palmyra
paragraph_text: Last Act in Palmyra is a 1994 historical mystery crime novel by Lindsey Davis and the sixth book of the Marcus Didius Falco Mysteries series. Set in Rome, Nabatea, and Palmyra, the novel stars Marcus Didius Falco, informer and imperial agent. The title refers to the hunt undertaken by Falco for a murderer, the last act of which takes place in Palmyra, as well as plays upon Falco's temporary employment as a playwright with a travelling theatre group.
title: Clifford the Big Red Dog (TV series)
paragraph_text: The TV series takes place in the fictional island of Birdwell Island, where Clifford lives. The name is inspired by Norman Bridwell, the author of the books, but is spelled different. It is in Vermont.
title: Cursor's Fury
paragraph_text: Cursor's Fury is a 2006 high fantasy novel by American writer Jim Butcher. It is book three of the "Codex Alera" novel series. It takes place approximately two years after the events in book two, "Academ's Fury".
title: Against the Day
paragraph_text: Against the Day is a 2006 historical novel by Thomas Pynchon. The narrative takes place between the 1893 Chicago World's Fair and the time immediately following World War I and features more than a hundred characters spread across the United States, Europe, Mexico, Central Asia, and "one or two places not strictly speaking on the map at all," according to the book jacket blurb written by Pynchon. Like its predecessors, "Against the Day" is an example of historiographic metafiction or metahistorical romance. At 1,085 pages it is the longest of Pynchon's novels to date.
title: Return of the Crimson Guard
paragraph_text: Return of the Crimson Guard is a fantasy novel by Canadian author Ian Cameron Esslemont, his second book set in the world of the "Malazan Book of the Fallen", co-created with friend and colleague Steven Erikson. Chronologically, "Return of the Crimson Guard" takes place after the events in Erikson's sixth "Malazan" novel, "The Bonehunters". "Return of the Crimson Guard" is the second of six planned novels by Esslemont to take place in the Malazan world, starting with "Night of Knives" and followed by "Stonewielder".
title: Dark Desire
paragraph_text: Dark Desire is the second book in Christine Feehan’s Dark Series. It takes place roughly 25 years after the events in "Dark Prince".
title: Black Monday (1987)
paragraph_text: In finance, Black Monday refers to Monday, October 19, 1987, when stock markets around the world crashed, shedding a huge value in a very short time. The crash began in Hong Kong and spread west to Europe, hitting the United States after other markets had already declined by a significant margin. The Dow Jones Industrial Average (DJIA) fell exactly 508 points to 1,738.74 (22.61%). In Australia and New Zealand, the 1987 crash is also referred to as ``Black Tuesday ''because of the time zone difference.
title: The Outsiders (novel)
paragraph_text: The story in the book takes place in Tulsa, Oklahoma, in 1965, but this is never stated in the book.
title: To Kill a Mockingbird
paragraph_text: The story takes place during three years (1933–35) of the Great Depression in the fictional "tired old town" of Maycomb, Alabama, the seat of Maycomb County. It focuses on six-year-old Jean Louise Finch (Scout), who lives with her older brother, Jem, and their widowed father, Atticus, a middle-aged lawyer. Jem and Scout befriend a boy named Dill, who visits Maycomb to stay with his aunt each summer. The three children are terrified of, and fascinated by, their neighbor, the reclusive Arthur "Boo" Radley. The adults of Maycomb are hesitant to talk about Boo, and, for many years few have seen him. The children feed one another's imagination with rumors about his appearance and reasons for remaining hidden, and they fantasize about how to get him out of his house. After two summers of friendship with Dill, Scout and Jem find that someone leaves them small gifts in a tree outside the Radley place. Several times the mysterious Boo makes gestures of affection to the children, but, to their disappointment, he never appears in person.
title: Cuba Libre (novel)
paragraph_text: Cuba Libre is a 1998 historical novel written by Elmore Leonard. The story takes place in 1898, immediately before the outbreak of the Spanish–American War.

Question: What percentage did the Dow Jones fall in the historical era where the book takes place?

Question decomposition:
question: In what historical era does the book take place?
answer: the Great Depression
question: What was the percentage the Dow Jones fell in #1 ?
answer: 54.7%

Answer: 54.7%