Index Archive

Portion of Republicans who regard Donald Trump as the best president in American history

: 1/3

Percentage of 2020 Trump voters who feel more loyal to Trump than to the Republican Party

: 54

Who would support a Trump party over the Republican Party

: 46

Who believe that the January 6 attack on the U.S. Capitol was largely inspired by Antifa

: 58

Minimum number of countries that have criminalized spreading misinformation

: 20

Minimum number of people in China who have been arrested for producing fake COVID-19 vaccines

: 80

Number of doses produced by one man arrested in February

: 58,000

Percentage by which declaring the intent to get a vaccine on OkCupid increases an American user’s chance of receiving a like

: 20

Estimated minimum number of U.S. COVID-19 deaths prevented by local moratoriums on evictions and utility shutoffs

: 57,000

That would have been prevented had the entire country adopted such moratoriums

: 170,000

Percentage increase last year in life-insurance applications from Americans under age 49

: 8

Minimum number of identified long-term effects from contracting COVID-19

: 55

Portion of currently unemployed Americans who have considered changing careers

: 2/3

Percentage of men working from home who would feel comfortable returning to the workplace when it reopens

: 77

Of women

: 59

Percentage change in average U.S. household spending on streaming services since the onset of the pandemic

: +24

Average increase in the number of streaming services an American household now subscribes to

: 1

Percentage of directly held stock owned by the wealthiest 1 percent of Americans

: 51

By the wealthiest 10 percent of Americans

: 92

By the bottom 50 percent of Americans

: 0

Percentage of Americans who believe the stock market is rigged against amateur investors

: 64

Estimated percentage of long-term day traders who ultimately lose money

: 97

Percentage of Americans who think the stock market does a good job of measuring the country’s economic health

: 17

Amount of energy, in terawatt-hours, used each year in the production of bitcoin

: 121

Used each year by the United Arab Emirates

: 113

Estimated percentage of energy used in bitcoin production that is generated by nonrenewable sources

: 61

Factor by which a solar farm was more expensive to build and maintain than a coal plant in 2009

: 3.2

By which a coal plant is more expensive to build and maintain than a solar farm today

: 2.2

Percentage change in overall car sales last year

: -14

In electric car sales

: +43

Estimated cost of stabilizing biodiversity by 2050 if measures are taken immediately

: $7,000,000,000,000

If measures are taken ten years from now

: $15,000,000,000,000

Percentage of countries that consume more resources than their ecosystems can regenerate

: 74

Estimated number of Earths that humanity would require to sustain its current level of resource consumption

: 1.6

Year in which humanity is expected to require two Earths

: 2030

Number of years that have passed since Earth previously reached today’s average temperature

: 12,000

Number of days by which climate change has lengthened the duration of allergy season since 1990

: 5

Percentage of Americans who are concerned about climate change’s impact on their mental health

: 55

Percentage change over the past year in the membership of the Optimist International club

: -9

Harper’s Index

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