People shop for groceries at a supermarket after curbs on social gatherings and public activities were announced following a rise of coronavirus disease (COVID-19) cases in Singapore May 14, 2021. REUTERS/Caroline Chia

People shop for groceries at a supermarket after curbs on social gatherings and public activities were announced following a rise of coronavirus disease (COVID-19) cases in Singapore May 14, 2021. REUTERS/Caroline Chia

An almost empty shelf is seen in a supermarket, as Cali faces a shortage of some products due to longevity of protests, in Cali, Colombia May 13, 2021. Picture taken May 13, 2021. REUTERS/Luisa Gonzalez

A woman buys instant noodles in a supermarket following the outbreak of coronavirus disease (COVID-19) in Taipei, Taiwan, May 12, 2021. REUTERS/Ann Wang

A customer shops for alcoholic beverages at a supermarket ahead of a nationwide "full closure" amid the spread of the coronavirus disease (COVID-19), in Istanbul, Turkey April 28, 2021. Picture taken April 28, 2021. REUTERS/Umit Bektas

Customers shop for alcoholic beverages at a supermarket ahead of a nationwide "full closure" amid the spread of the coronavirus disease (COVID-19), in Istanbul, Turkey April 28, 2021. Picture taken April 28, 2021. REUTERS/Umit Bektas

Eugenio Brito, Vice President of Bodegas of America, receives a Pfizer vaccination shot at an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers, amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo speaks at an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo speaks at an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo embraces Radhames Rodriguez, President of United Bodegas of America, after Rodriguez received a Pfizer vaccination shot at an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers, amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo looks on as Radhames Rodriguez, President of United Bodegas of America, receives a Pfizer vaccination shot at an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers, amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo looks on as a public service advertisement is displayed at an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers, amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo answers a reporter's question during a virtual news conference following an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers, amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo answers a reporter's question during a virtual news conference following an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers, amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo speaks at an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers, amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool TPX IMAGES OF THE DAY

New York Governor Andrew Cuomo speaks at an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers, amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo answers a reporter's question during a virtual news conference following an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers, amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo stands with local leaders and workers as he speaks at an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers, amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo speaks at an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo answers a reporter's question during a virtual news conference following an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers, amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo answers a reporter's question during a virtual news conference following an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo stands with local leaders and workers as he speaks at an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo stands with local leaders and workers as he speaks at an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo speaks at an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo speaks at an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers amid the coronavirus disease (COVID-19) pandemic in the Harlem section of Manhattan in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

New York Governor Andrew Cuomo speaks at an event to announce five new walk-in pop-up vaccination sites for New York City Bodega, grocery store and supermarket workers amid the coronavirus disease (COVID-19) pandemic, in the Harlem section of Manhattan, in New York City, New York, U.S., April 23, 2021. REUTERS/Mike Segar/Pool

Iraqi woman Wafaa and her husband Ibrahim shop at a supermarket during the holy month of Ramadan in Baghdad, Iraq April 18, 2021. Picture taken April 18, 2021. REUTERS/Teba Sadiq

A woman holds a baby outside a supermarket in Qinzhou, Guangxi province, China, April 12, 2021. Picture taken April 12, 2021. REUTERS/Thomas Peter

People wearing protective face masks rush to buy groceries at a supermarket amid rumours of a citywide lockdown during the latest coronavirus disease (COVID-19) outbreak at a temple in Phnom Penh, Cambodia, April 14, 2021. REUTERS/Cindy Liu

People wearing protective face masks rush to buy groceries at a supermarket amid rumours of a citywide lockdown during the latest coronavirus disease (COVID-19) outbreak at a temple in Phnom Penh, Cambodia, April 14, 2021. REUTERS/Cindy Liu

People push trolleys loaded with grocery items as others wait to enter a supermarket, amidst the spread of the coronavirus disease (COVID-19) in Mumbai, India, April 14, 2021. REUTERS/Niharika Kulkarni

Non-essential products are banned from sale in a supermarket following new measures against coronavirus disease (COVID-19) pandemic in Paris, France, April 5, 2021. REUTERS/Benoit Tessier

Non-essential products are banned from sale in a supermarket following new measures against coronavirus disease (COVID-19) pandemic in Paris, France, April 5, 2021. REUTERS/Benoit Tessier

Non-essential products are banned from sale in a supermarket following new measures against coronavirus disease (COVID-19) pandemic in Paris, France, April 5, 2021. REUTERS/Benoit Tessier

Non-essential products are banned from sale in a supermarket following new measures against coronavirus disease (COVID-19) pandemic in Paris, France, April 5, 2021. REUTERS/Benoit Tessier

Non-essential products are banned from sale in a supermarket following new measures against coronavirus disease (COVID-19) pandemic in Paris, France, April 5, 2021. REUTERS/Benoit Tessier

People wait in a line to enter a supermarket amidst the spread of the coronavirus disease (COVID-19) in Mumbai, India, April 4, 2021. REUTERS/Francis Mascarenhas

Trolleys are placed to block the entrance of a supermarket during a 24-hour national strike in Drogenbos, Belgium March 29, 2021. REUTERS/Yves Herman

Trade unions' representatives block the entrance of a supermarket during a 24-hour national strike in Drogenbos, Belgium March 29, 2021. The placard reads "Increase wages." REUTERS/Yves Herman

A trade unions' representative, holding a placards that reads "Increase wages", blocks the entrance of a supermarket during a 24-hour national strike in Drogenbos, Belgium March 29, 2021. REUTERS/Yves Herman

Trade unions' representatives block the entrance of a supermarket during a 24-hour national strike in Drogenbos, Belgium March 29, 2021. The placard reads "Increase wages." REUTERS/Yves Herman

Trade unions' representatives block the entrance of a supermarket during a 24-hour national strike in Drogenbos, Belgium March 29, 2021. The placard reads "Increase wages." REUTERS/Yves Herman

French cheese is displayed for sale at a supermarket in Joinville-le-Pont, near Paris, as sales of cheese eaten at home has rocketed over the last year amid lockdowns and restrictions in France, March 25, 2021, in this screen grab taken from a video. Picture taken March 25, 2021. Lucien Libert/REUTERS TV via REUTERS

French cheese is displayed for sale at a supermarket in Joinville-le-Pont, near Paris, as sales of cheese eaten at home has rocketed over the last year amid lockdowns and restrictions in France, March 25, 2021, in this screen grab taken from a video. Picture taken March 25, 2021. Lucien Libert/REUTERS TV via REUTERS

A customer looks at French cheese displayed for sale at a supermarket in Joinville-le-Pont, near Paris, as sales of cheese eaten at home has rocketed over the last year amid lockdowns and restrictions in France, March 25, 2021, in this screen grab taken from a video. Picture taken March 25, 2021. Lucien Libert/REUTERS TV via REUTERS

French cheese is displayed for sale at a supermarket in Joinville-le-Pont, near Paris, as sales of cheese eaten at home has rocketed over the last year amid lockdowns and restrictions in France, March 25, 2021, in this screen grab taken from a video. Picture taken March 25, 2021. Lucien Libert/REUTERS TV via REUTERS

French cheese is displayed for sale at a supermarket in Joinville-le-Pont, near Paris, as sales of cheese eaten at home has rocketed over the last year amid lockdowns and restrictions, in France, March 25, 2021 in this screen grab taken from a video. Picture taken March 25, 2021. Lucien Libert/REUTERS TV via REUTERS

Reuters Graphics

A worker arranges packets of Nestle's Maggi noodles next to Reliance's Snac tac noodles on a shelf inside a Reliance supermarket in Mumbai, India, March 16, 2021. Picture taken March 16, 2021. REUTERS/Niharika Kulkarni

A worker pushes shopping baskets next to packets of Nestle's Maggi noodles and Reliance's Snac tac noodles inside a Reliance supermarket in Mumbai, India, March 16, 2021. Picture taken March 16, 2021. REUTERS/Niharika Kulkarni

Bottles of Reliance's Yeah! soft drinks sit next to Coca-Cola Co. soft drinks on a shelf inside a Reliance supermarket in Mumbai, India, March 16, 2021. Picture taken March 16, 2021. REUTERS/Niharika Kulkarni

A worker arranges Pond's face wash from Hindustan Unilever next to Reliance's Get Real face wash on a shelf inside a Reliance supermarket in Mumbai, India, March 16, 2021. Picture taken March 16, 2021. REUTERS/Niharika Kulkarni

A man leaves a Reliance supermarket in Mumbai, India, March 16, 2021. Picture taken March 16, 2021. REUTERS/Niharika Kulkarni

Shopping trolleys are seen parked outside a Reliance supermarket in Mumbai, India, March 16, 2021. Picture taken March 16, 2021. REUTERS/Niharika Kulkarni

Shopping trolleys are parked outside a Reliance supermarket in Mumbai, India, March 16, 2021. Picture taken March 16, 2021. REUTERS/Niharika Kulkarni

A worker arranges staple goods inside a Reliance supermarket in Mumbai, India, March 16, 2021. Picture taken March 16, 2021. REUTERS/Niharika Kulkarni

A senior citizen receives a dose of the Sinovac's coronavirus disease (COVID-19) vaccine at a drive-thru vaccination spot in the garage of a supermarket in Porto Alegre, Brazil March 18, 2021. REUTERS/Diego Vara