A Palestinian customer wearing a protective face mask pays for items at a cashier in a mall that reopened partially amid the coronavirus disease (COVID-19) crisis, in Gaza City September 20, 2020. Picture taken September 20, 2020. REUTERS/Mohammed Salem

A Palestinian customer wearing a protective face mask pays for items at a cashier in a mall that reopened partially amid the coronavirus disease (COVID-19) crisis, in Gaza City September 20, 2020. REUTERS/Mohammed Salem

A woman organises goods at the cashier of a supermarket, ahead of the Jewish New Year holiday and the upcoming tighter restriction to prevent the spread of the coronavirus disease (COVID-19) in Ashdod, Israel September 16, 2020. REUTERS/Amir Cohen

The cashier holds plant-based meatballs produced by Zhenmeat, as customers pay for their meal during lunch time at a Hope Tree restaurant in Beijing, China September 4, 2020. Picture taken September 4, 2020. REUTERS/Carlos Garcia Rawlins

The cashier holds plant-based meatballs produced by Zhenmeat, as customers pay for their meal during lunch time at a Hope Tree restaurant in Beijing, China September 4, 2020. Picture taken September 4, 2020. REUTERS/Carlos Garcia Rawlins

A cashier checks a man out of grocer store in the Manhattan borough of New York City, New York, U.S., August 7, 2020. REUTERS/Carlo Allegri

A Saudi woman works as a cashier at a coffee shop at Abha High City, as the summer season kicks off with health precautions amid the coronavirus disease (COVID-19) outbreak, in an effort to boost internal tourism after the pandemic in Abha, Saudi Arabia July 18, 2020. Picture taken July 18, 2020. REUTERS/Ahmed Yosri

A cashier, working behind a protective plexiglass shield, rings up a customer at a Coles supermarket following the easing of restrictions implemented to curb the spread of the coronavirus disease (COVID-19) in Sydney, Australia, June 17, 2020. REUTERS/Loren Elliott

A cashier works behind a protective plexiglass shield at a Coles supermarket following the easing of restrictions implemented to curb the spread of the coronavirus disease (COVID-19) in Sydney, Australia, June 17, 2020. REUTERS/Loren Elliott

People are seen at the Atjeh Connection restaurant with separation on the cashier table as the government eases restrictions amid the coronavirus disease (COVID-19) outbreak in Jakarta, Indonesia June 8, 2020. REUTERS/Ajeng Dinar Ulfiana

People are seen at the Atjeh Connection restaurant with separation on the cashier table as the government eases restrictions amid the coronavirus disease (COVID-19) outbreak in Jakarta, Indonesia June 8, 2020. REUTERS/Ajeng Dinar Ulfiana

A cashier wears both a face mask and gloves as she interacts with customers at a cafe which reopened to the public for the first time since the start of the coronavirus disease (COVID-19) restrictions in Amman, Jordan June 6, 2020. REUTERS/Muhammad Hamed

A customer wearing a protective face mask pays for items at a cashier lined with a makeshift plastic barrier to prevent the spread of the coronavirus disease (COVID-19), in a shopping mall in Mandaluyong City, Metro Manila, Philippines June 3, 2020. REUTERS/Eloisa Lopez

A cashier woman wears a face shield behind plastic protection as she works in a supermarket amid the coronavirus disease (COVID-19) outbreak after the Thai government eased isolation measures, in Bangkok, Thailand, May 29 2020. REUTERS/Jorge Silva

A cashier woman wears a face shield behind plastic protection as she works in a supermarket amid the coronavirus disease (COVID-19) outbreak after the Thai government eased isolation measures, in Bangkok, Thailand, May 29 2020. REUTERS/Jorge Silva

Plexiglass sheets help protect cashiers during the coronavirus disease (COVID-19) outbreak at the Tiger Market in Oxon Hill, Maryland, U.S. May 20, 2020. REUTERS/Jonathan Ernst

Cashiers in protective suits work in an exchange office at Grand Bazaar, which has been closed since March 23 and will re-open completely on June 1, amid the spread of the coronavirus disease (COVID-19), in Istanbul, Turkey, May 8, 2020. REUTERS/Umit Bektas

Cashiers in protective suits work in an exchange office at Grand Bazaar, which has been closed since March 23 and will re-open completely on June 1, amid the spread of the coronavirus disease (COVID-19), in Istanbul, Turkey, May 8, 2020. REUTERS/Umit Bektas

A cashier holds a protective face mask on sale as she serves a customer at a Carrefour market in Cannes during the outbreak of the coronavirus disease (COVID-19) in France, May 4, 2020. REUTERS/Eric Gaillard

A cashier wearing a protective face mask holds a protective face mask on sale as she serves a customer at a Carrefour market in Cannes during the outbreak of the coronavirus disease (COVID-19) in France, May 4, 2020. REUTERS/Eric Gaillard

Hairdresser Barbara Hoppe installs a plexiglass screens that separates the cashier from the customer, in preparation for the reopening of her shop next week, as the spread of coronavirus disease (COVID-19) continues in Bonn, Germany, April 30, 2020. REUTERS/Wolfgang Rattay

Cashier Kerstin Strasen smiles as she sits at a register in a supermarket where German Minister for Family Affairs, Senior Citizens, Women and Youth, Franziska Giffey promoted the nationwide cooperation of supermarkets against domestic viloence, in Berlin, Germany, April 29, 2020. Michael Sohn/Pool via REUTERS

Cashier Kerstin Strasen smiles as she sits at a register in a supermarket where German Minister for Family Affairs, Senior Citizens, Women and Youth, Franziska Giffey promoted the nationwide cooperation of supermarkets against domestic viloence, in Berlin, Germany, April 29, 2020. Michael Sohn/Pool via REUTERS

German Minister for Family Affairs, Senior Citizens, Women and Youth Franziska Giffey who started the nationwide cooperation of supermarkets against domestic violence stands beside the register of cashier Kerstin Strasen in a supermarket, in Berlin, Germany, April 29, 2020. Michael Sohn/Pool via REUTERS

German Minister for Family Affairs, Senior Citizens, Women and Youth Franziska Giffey attaches a sticker at the register of cashier Kerstin Strasen in a supermarket, as part of the nationwide cooperation of supermarkets against domestic violence in Berlin, Germany, April 29, 2020. Michael Sohn/Pool via REUTERS

German Minister for Family Affairs, Senior Citizens, Women and Youth Franziska Giffey attaches a sticker at the register of cashier Kerstin Strasen in a supermarket, as part of the nationwide cooperation of supermarkets against domestic violence in Berlin, Germany, April 29, 2020. Michael Sohn/Pool via REUTERS

A cashier with a protective mask is seen at an Edeka grocery store, as the spread of coronavirus disease (COVID-19) continues in Duesseldorf, Germany, April 29, 2020. REUTERS/Wolfgang Rattay

A cashier with a protective mask is seen at an Edeka grocery store, as the spread of coronavirus disease (COVID-19) continues in Duesseldorf, Germany, April 29, 2020. REUTERS/Wolfgang Rattay

A cashier with a protective mask is seen at an Edeka grocery store, as the spread of coronavirus disease (COVID-19) continues in Duesseldorf, Germany, April 29, 2020. REUTERS/Wolfgang Rattay

A cashier of the food discounter ALDI serves a customer, as the spread of the coronavirus disease (COVID-19) continues in Duesseldorf, Germany, April 29, 2020. REUTERS/Wolfgang Rattay

A cashier of the food discounter ALDI serves a customer, as the spread of the coronavirus disease (COVID-19) continues in Duesseldorf, Germany, April 29, 2020. REUTERS/Wolfgang Rattay

A cashier of the food discounter ALDI serves a customer, as the spread of the coronavirus disease (COVID-19) continues in Duesseldorf, Germany, April 29, 2020. REUTERS/Wolfgang Rattay

A cashier disinfects the checkout counter and the payment terminal in a supermarket, after the federal state of North Rhine-Westphalia decided to make wearing protective masks obligatory in shops and public transportation to fight the spread of the coronavirus disease (COVID-19), in Bad Honnef near Bonn, Germany, April 27, 2020. REUTERS/Wolfgang Rattay

Alberto Rabal, cashier at a Dia&Go supermarket, wears a protective shield and face mask as he tends to customers following the outbreak of the coronavirus disease (COVID-19) in Madrid, Spain, April 25, 2020. REUTERS/Susana Vera

A cashier serves a customer in a shop, as the spread of the coronavirus disease (COVID-19) continues in Erfurt, Germany, April 24, 2020. REUTERS/Karina Hessland

A cashier jokes with French President Emmanuel Macron as he visits a Super U supermarket about the partnership with local producers in Saint-Pol-de-Leon during a day trip centered on agriculture amid the coronavirus disease (COVID-19) outbreak in Brittany, France, April 22, 2020. REUTERS/Stephane Mahe/Pool

A cashier wearing a protective face mask looks at French President Emmanuel Macron (not seen) as he visits a Super U supermarket about the partnership with local producers in Saint-Pol-de-Leon during a day trip centered on agriculture amid the coronavirus disease (COVID-19) outbreak in Brittany, France, April 22, 2020. REUTERS/Stephane Mahe/Pool

French President Emmanuel Macron talks with a cashier wearing a protective face mask as he visits a Super U supermarket about the partnership with local producers in Saint-Pol-de-Leon during a day trip centered on agriculture amid the coronavirus disease (COVID-19) outbreak in Brittany, France, April 22, 2020. REUTERS/Stephane Mahe/Pool

Tallsa Taylor, a cashier and visitor screener, poses for a portrait at the Swedish Medical Center Issaquah campus during the coronavirus disease (COVID-19) outbreak, in Issaquah, Washington, U.S. April 21, 2020. "I have read about big historic moments in the world like World War II, the Great Depression, and 9/11 but I never thought I would experience a historic moment firsthand," she says. REUTERS/David Ryder

A parking cashier wearing protective face mask and gloves holds a ticket at the exit of the parking lot of the Kuwait Airport, following the outbreak of the coronavirus disease (COVID-19), in Kuwait City, Kuwait April 21, 2020. REUTERS/Stephanie McGehee

Cashiers wait for customers at a furniture shop after its re-opening, as the spread of coronavirus disease (COVID-19) continues in Pulheim, Germany, April 20, 2020. REUTERS/Wolfgang Rattay

Artist David "S.I.D." Perez takes a picture of his graffiti of a cashier to pay tribute to essential workers during the coronavirus disease (COVID-19) outbreak in Gland, Switzerland, April 5, 2020. REUTERS/Denis Balibouse

Artist David "S.I.D." Perez paints a graffiti of a cashier to pay tribute to essential workers during the coronavirus disease (COVID-19) outbreak in Gland, Switzerland, April 5, 2020. REUTERS/Denis Balibouse

Artist David "S.I.D." Perez paints a graffiti of a cashier to pay tribute to essential workers during the coronavirus disease (COVID-19) outbreak in Gland, Switzerland, April 5, 2020. REUTERS/Denis Balibouse

Artist David "S.I.D." Perez paints a graffiti of a cashier to pay tribute to essential workers during the coronavirus disease (COVID-19) outbreak in Gland, Switzerland, April 5, 2020. REUTERS/Denis Balibouse

Artist David "S.I.D." Perez poses in front of his graffiti of a cashier to pay tribute to essential workers during the coronavirus disease (COVID-19) outbreak in Gland, Switzerland, April 5, 2020. REUTERS/Denis Balibouse

Artist David "S.I.D." Perez paints a graffiti of a cashier to pay tribute to essential workers during the coronavirus disease (COVID-19) outbreak in Gland, Switzerland, April 5, 2020. REUTERS/Denis Balibouse

Artist David "S.I.D." Perez paints a graffiti of a cashier to pay tribute to essential workers during the coronavirus disease (COVID-19) outbreak in Gland, Switzerland, April 5, 2020. REUTERS/Denis Balibouse

Artist David "S.I.D." Perez paints a graffiti of a cashier to pay tribute to essential workers during the coronavirus disease (COVID-19) outbreak in Gland, Switzerland, April 5, 2020. REUTERS/Denis Balibouse

Artist David "S.I.D." Perez paints a graffiti of a cashier to pay tribute to essential workers during the coronavirus disease (COVID-19) outbreak in Gland, Switzerland, April 5, 2020. REUTERS/Denis Balibouse

Artist David "S.I.D." Perez talks with pedestrians during a painting of a cashier to pay tribute to essential workers during the coronavirus disease (COVID-19) outbreak in Gland, Switzerland, April 5, 2020. REUTERS/Denis Balibouse

Artist David "S.I.D." Perez paints a graffiti of a cashier to pay tribute to essential workers during the coronavirus disease (COVID-19) outbreak in Gland, Switzerland, April 5, 2020. REUTERS/Denis Balibouse

Artist David "S.I.D." Perez paints a graffiti of a cashier to pay tribute to essential workers during the coronavirus disease (COVID-19) outbreak in Gland, Switzerland, April 5, 2020. REUTERS/Denis Balibouse

Artist David "S.I.D." Perez paints a graffiti of a cashier to pay tribute to essential workers during the coronavirus disease (COVID-19) outbreak in Gland, Switzerland, April 5, 2020. REUTERS/Denis Balibouse

Artist David "S.I.D." Perez paints a graffiti of a cashier to pay tribute to essential workers during the coronavirus disease (COVID-19) outbreak in Gland, Switzerland, April 5, 2020. REUTERS/Denis Balibouse

A cashier serves a customer behind a plastic protection shield at a supermarket in Coueron near Nantes, as the spread of the coronavirus disease (COVID-19) continues in France, March 30, 2020. Picture taken March 30, 2020. REUTERS/Stephane Mahe

A cashier cleans a payment terminal at a supermarket in Coueron near Nantes, as the spread of the coronavirus disease (COVID-19) continues in France March 30, 2020. Picture taken March 30, 2020. REUTERS/Stephane Mahe

A cashier waits for customers behind a plastic protection shield at a supermarket in Coueron near Nantes, as the spread of the coronavirus disease (COVID-19) continues in France, March 30, 2020. Picture taken March 30,2020. REUTERS/Stephane Mahe

A cashier serves a customer behind a plastic protection shield at a supermarket in Coueron near Nantes, as the spread of the coronavirus disease (COVID-19) continues in France, March 30, 2020. Picture taken March 30, 2020. REUTERS/Stephane Mahe

A cashier cleans a payment terminal at a supermarket in Coueron near Nantes, as the spread of the coronavirus disease (COVID-19) continues in France March 30, 2020. Picture taken March 30, 2020. REUTERS/Stephane Mahe