[Harper’s Index] Harper’s Index | Harper's Magazine
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Estimated average number of arthropod species living in a US home : 100

Estimated portion of pet reptiles that die within a year of being brought home : 3/4

Length, in months, of the Copenhagen Zoo’s waiting period for owners requesting to feed their dead horses to the lions : 3

Minimum number of soldiers who fought in the Battle of Stalingrad whose bodies were found last year : 975

Minimum number of South Koreans currently imprisoned for refusing compulsory military service : 400

Of Israelis : 3

Number of US veterans who have been waiting more than thirty years for decisions on disability-benefits appeals : 22

Who have been waiting more than fifty years : 2

Number of helicopters the United States announced that it would give to Afghanistan’s air force : 159

Number of trained flight crews in the Afghan military : 4

Number of US civilian colleges that have received government funding for intelligence-studies programs : 45

Minimum number of US universities that received funding from the Charles Koch Foundation in 2016 : 300

Number of classroom teachers on Forbes Magazine’s 2018 30 Under 30 Education list : 0

Years of Irish-language study that are required in Irish schools : 14

Portion of Irish who feel confident speaking the language : 3/10

Minimum number of words catalogued by the Dictionary of American Regional English before it lost its funding last year : 60,000

Percentage of Britons aged 18 to 25 who find it easier to express themselves in emoji than in words : 72

Portion of Australians who have had an intimate photo or video posted to social media without their consent : 1/10

Amount the US Treasury has paid congressional staff in legal settlements since 2008 : $5,963,825

Percentage by which the first FBI crime report under Donald Trump contained fewer data tables than the previous year’s : 58

Estimated portion of US workers whose employers do not grant paid leave for jury duty : 2/5

Amount guaranteed in daily payment for serving on a jury in Arkansas : $50

In Kansas : $10

Amount the federal government spent between 2006 and 2016 responding to extreme weather : $357,000,000,000

Minimum number of Americans who registered for federal disaster aid last year : 4,764,974

Average annual number over the previous decade : 456,998

Number of days by which US winters have grown shorter since 1895 : 14

Portion of the global population who cannot see the Milky Way because of light pollution : 1/3

Percentage change in the level of glyphosate, an herbicide, in Americans’ urine since 1993 : +1,200

Percentage of Americans who stream movies and television outside the home who have done so in a public restroom : 12

Hours that a driverless bus in Las Vegas operated before getting into an accident : 1

Portion of US drivers who do not know how to change a tire : 1/5

Average cost of traffic congestion to a US driver in 2016 : $1,400

Date on which Virginia opened express toll lanes to ease traffic on I-66 : 12/4/17

Maximum price of a one-way commute into Washington that day : $34.50

Amount of funding for the MTA that NYC mayor Bill de Blasio said he would raise this year at an October event : $700,000,000

Number of minutes by which his subway to the event was delayed : 10

Date on which Japan’s Metropolitan Intercity Railway Company issued an apology for a train departing early : 11/14/17

Number of seconds before the departure time that the train left : 20

February Index Sources

1 California Academy of Sciences (San Francisco)
2 Clifford Warwick (London)
3 Copenhagen Zoo (Denmark)
4 Office of the Press Service of the Governor of Volgograd Oblast (Russia)
5,6 Amnesty International (NYC)
7,8 US Department of Veterans Affairs
9,10 US Department of Defense
11 Michael Landon-Murray, University of Colorado Colorado Springs
12 Charles Koch Foundation (Arlington, Va.)
13 Forbes Magazine (Jersey City, N.J.)
14,15 Conradh na Gaeilge (Dublin)
16 Joan Hall, University of Wisconsin–Madison
17 TalkTalk Mobile (London)
18 Office of the eSafety Commissioner (Sydney)
19 US Congress Office of Compliance
20 Federal Bureau of Investigation (Clarksburg, W.Va.)
21 Bureau of Labor Statistics (Washington)
22,23 National Center for State Courts (Williamsburg, Va.)
24 US Government Accountability Office
25,26 Federal Emergency Management Agency
27 National Centers for Environmental Information (Asheville, N.C.)
28 National Oceanic and Atmospheric Administration (Washington)
29 Paul J. Mills, University of California, San Diego
30 Netflix (Los Angeles)
31 City of Las Vegas
32 American Automobile Association (Heathrow, Fla.)
33 INRIX (Kirkland, Wash.)
34,35 Virginia Department of Transportation (Richmond)
36,37 Office of the Mayor of New York City
38,39 Metropolitan Intercity Railway Company (Tokyo)