Tesla market value. Two years ago: $51 billion One year ago: $146 billion Now: $670 billion

BUSINESS: Amazon's Jeff Bezos reclaims position as the world's richest person, overtaking Elon Musk.

Coronavirus vaccine doses given per 100 people Israel: 82 UAE: 56 UK: 26 US: 18 Turkey: 7.7 Poland: 7 Norway: 6.8 Spain: 6.2 Germany: 5.8 Italy: 5.6 France: 5.4 Canada: 3.7 Brazil: 3.2 China: 2.8 Russia: 2.6 Saudi: 1.4 Mexico: 1.2 India: 0.8 Indonesia: 0.7 (Our World in Data)

Most Grand Slam titles. Roger Federer: 20 Rafael Nadal: 20 Novak Djokovic: 18 Pete Sampras: 14 Roy Emerson: 12 Rod Laver: 11 Bjorn Borg: 11

CORONAVIRUS: According to data from Israel's Health Ministry, Pfizer coronavirus vaccine is 98.9% effective at reducing death fourteen days after second dose.

Coronavirus vaccine doses given per 100 people Israel: 82 UAE: 55 UK: 25 US: 17 Turkey: 7.5 Norway: 6.8 Poland: 6.7 Spain: 6.2 Italy: 5.6 Germany: 5.6 France: 5.1 Canada: 3.7 Brazil: 3 China: 2.8 Russia: 2.6 Saudi: 1.4 Mexico: 1.2 India: 0.7 Indonesia: 0.6 (Our World in Data)

Bitcoin price. One year ago: $9,500 Six months ago: $11,800 Three months ago: $17,000 One month ago: $37,000 Now: $55,800

Bitcoin price. One year ago: $9,500 Six months ago: $11,800 Three months ago: $17,000 One month ago: $37,000 Now: $51,400

Bitcoin price. One year ago: $9,500 Six months ago: $11,800 Three months ago: $17,000 One month ago: $37,000 Now: $50,000

Coronavirus vaccine doses given per 100 people Israel: 72 UAE: 50 UK: 22 US: 15 Poland: 5.4 Norway: 5.3 Spain: 5.1 Italy: 4.8 Germany: 4.7 Turkey: 4.4 France: 4.1 Canada: 3.2 China: 2.8 Brazil: 2.4 Saudi: 1.2 Russia: 0.6 India: 0.6 Mexico: 0.5 Indonesia: 0.5 (Our World in Data)

Cryptocurrencies, past 24 hours. Bitcoin: -1.7% Ethereum: -5.1% XRP: -12% Stellar: -16% Chainlink: -10% Dogecoin: -19%

CORONAVIRUS: 92% drop in severe cases of infection among those who took two doses of Pfizer vaccine, according to study by Israel’s largest healthcare provider.

Market value. Bitcoin: $870 billion Ethereum: $205 billion XRP: $58 billion Stellar: $57 billion Chainlink: $29 billion

US coronavirus hospitalizations. 11th January: 129,700 11th February: 76,000

Coronavirus vaccine doses given per 100 people. Israel: 69 UAE: 47 UK: 20 US: 13.3 Spain: 4.7 Poland: 4.6 Italy: 4.5 Germany: 4.1 EU: 4.1 France: 3.4 Turkey: 3.3 Canada: 3 China: 2.8 Brazil: 1.9 Saudi: 1.2 Russia: 0.6 Mexico: 0.5 India: 0.5 Indonesia: 0.4 (Our World in Data)

UNITED STATES: President Biden says China will 'eat our lunch' if US does not 'get moving' on infrastructure investment

Tesla market capitalization. 11th February, 2020: $141 billion 11th February, 2021: $818 billion

Coronavirus vaccine doses given per 100 people. Israel: 67 UAE: 45 UK: 19.3 US: 12.9 Poland: 4.6 Spain: 4.6 Italy: 4.4 Germany: 4 EU: 4 France: 3.2 Turkey: 3.2 Canada: 2.9 China: 2.8 Brazil: 1.8 Saudi: 1.2 Russia: 0.6 Mexico: 0.5 India: 0.4 Indonesia: 0.3 (Our World in Data)

BUSINESS: Salesforce says 'the 9-to-5 workday is dead' and introduces flexible working arrangements for its employees.

RESEARCH: Bitcoin mining uses up more electricity annually than the entirety of Argentina, according to a study by Cambridge University.

FRANCE: Europe's oldest person, Lucile Randon, who is a nun and aged 116 years old, has recovered fully from a coronavirus infection in which she developed no symptoms.

Bitcoin price. One year ago: $9,800 Six months ago: $11,600 Three months ago: $15,300 One month ago: $40,300 Now: $47,100

RESEARCH: Vitamin D supplementation in those over the age of 50 in Germany was associated with a 'significant reduction' in cancer mortality, with it estimated to prevent almost 30,000 cancer deaths per year. (Source: Molecular Oncology journal)

Cryptocurrencies, past 24 hours. Bitcoin: +21% Ethereum: +7% XRP: +10% Stellar: +3.6% Chainlink: +3% Dogecoin: +10%

Cryptocurrencies, past 24 hours. Bitcoin: +0.3% Ethereum: -0.4% XRP: -0.6% Stellar: -1.2% Chainlink: +0.6% Dogecoin: +25%

SOCIAL MEDIA: Facebook set to remove posts that claim vaccines are toxic, dangerous or cause autism.

Cryptocurrencies, past 24 hours. Bitcoin: +12% Ethereum: +7% XRP: +6% Stellar: +2.7% Chainlink: +4.1% Dogecoin: +12%

Quarterbacks by Super Bowl wins. Tom Brady: 7 Joe Montana: 4 Terry Bradshaw: 4 Troy Aikman: 3 Eli Manning: 2 Peyton Manning: 2 Ben Roethlisberger: 2 John Elway: 2 Jim Plunkett: 2 Bob Griese: 2 Roger Staubach: 2 Bart Starr: 2 Aaron Rodgers: 1 Patrick Mahomes: 1 Drew Brees: 1

Super Bowl wins. Tom Brady: 7 New England Patriots: 6 Pittsburgh Steelers: 6 Cowboys: 5 San Francisco 49ers: 5 Green Bay Packers: 4 NY Giants: 4 Denver Broncos: 3 Washington: 3 Raiders: 3 Miami Dolphins: 2 Indianapolis Colts: 2 KC Chiefs: 2 Baltimore Ravens: 2 Tampa Bay: 2

Coronavirus vaccine doses given per 100 people Israel: 62 UAE: 40 UK: 17.6 US: 11.7 Poland: 4.3 Spain: 4.2 Italy: 4.1 Germany: 3.7 EU: 3.7 Turkey: 3 France: 3 Canada: 2.7 China: 2.1 Brazil: 1.6 Saudi: 1.2 Russia: 0.6 Mexico: 0.5 India: 0.4 Indonesia: 0.3 (Our World in Data)

Tesla share price. Two years ago: $61 One year ago: $149 Six months ago: $297 Now: $852

FINANCE: Silver prices now up over 10% amid new attention from Reddit investors

FOOTBALL: Messi's most recent contract with FC Barcelona was reportedly worth up to $673 million over four years, the most expensive contract ever agreed with an athlete. (Source: El Mundo newspaper)