In recognition of those that lost some much on 9/11/01, here are some stats that illustrate the shear magnitude of the devastation caused by the event-both measured in human lives, suffering, and in other measures.  Today, my thoughts are with all those who lost so much that day. – Ken

• Total number killed in attacks in New York: 2,753
• Number of firefighters and paramedics killed: 343
• Number of NYPD officers: 23
• Number of Port Authority police officers: 37
• Number of WTC companies in the towers that lost people: 128
• Number of employees who died in Tower One: 1,402
• Number of employees who died in Tower Two: 614
• Number of employees lost at Cantor Fitzgerald: 658
• Number of U.S. troops killed in Operation Enduring Freedom: 2,343
• Number of nations whose citizens were killed in attacks: 115
• Ratio of men to women who died: 3:1
• Age of the greatest number who died: between 35 and 39
• Bodies found “intact”: 291
• Remains found: 21,906
• Number of families who got no remains: 1,717
• Estimated units of blood donated to the New York Blood Center: 36,000
• Total units of donated blood actually used: 258
• Number of people who lost a spouse or partner in the attacks: 1,609
• Estimated number of children who lost a parent: 3,051
• Percentage of Americans who knew someone hurt or killed in the attacks: 20
• FDNY retirements, January–July 2001: 274
• FDNY retirements, January–July 2002: 661
• Number of firefighters on leave for respiratory problems by January 2002: 300
• Number of funerals attended by Rudy Giuliani in 2001: 200
• Number of FDNY vehicles destroyed: 98
• Tons of debris removed from site: 1.8 million
• Days fires continued to burn after the attack: 99
• Jobs lost in New York owing to the attacks: 146,100
• Days the New York Stock Exchange was closed: 6
• Point drop in the Dow Jones industrial average when the NYSE reopened:684.81
• Days after 9/11 that the U.S. began bombing Afghanistan: 26
• Total number of civil rights complaints reported to the Council on American-Islamic Relations nationwide from 2002 to 2008: 12,962
• Economic loss to New York in month following the attacks: $105 billion
• Estimated cost of cleanup: $600 million
• Total FEMA money spent on the emergency: $970 million
• Estimated amount donated to 9/11 charities: $1.4 billion
• Estimated amount of insurance paid worldwide related to 9/11: $40.2 billion
• Estimated amount of money needed to overhaul lower-Manhattan subways: $7.5 billion
• Amount of money granted by U.S. government to overhaul lower-Manhattan subways: $4.55 billion
• Estimated amount of money raised for funds dedicated to NYPD and FDNY families: $500 million
• Percentage of total charity money raised going to FDNY and NYPD families: 25
• Average benefit already received by each FDNY and NYPD widow: $1 million
• Percentage increase in law-school applications from 2001 to 2002: 17.9
• Percentage increase in Peace Corps applications from 2001 to 2002: 40
• Percentage increase in CIA applications from 2001 to 2002: 50
• Number of songs Clear Channel Radio considered “inappropriate” to play after 9/11: 150
• Number of mentions of 9/11 at the 2002 Oscars: 26
• Apartments in lower Manhattan eligible for asbestos cleanup: 23,000
• Number of apartments whose residents have requested cleanup and testing: 4,167
• Number of Americans who changed their 2001 holiday-travel plans from plane to train or car: 1.4 million
• Estimated number of New Yorkers suffering from post-traumatic-stress disorder as a result of 9/11: 422,000

Source: September 11 by Numbers

Additional Reading:

The Encyclopedia of 9/11

How the 9/11 Attacks Still Affect the Economy Today