LONDON – Official figures show that the British government's salary support scheme is continuing to maintain employment levels in the country during the coronavirus lockdown.The Office for National Statistics said Thursday that the country's unemployment rate was 3.9% in the three months between March and May, largely unchanged on the previous three-month period.That may appear curious given that the British economy has endured one of its biggest contractions in centuries during that period, when much of it was mothballed as part of efforts to contain the coronavirus.So far, Britain has been spared the sharp rises in unemployment seen in the U.S., for example, because of the Job Retention Scheme, whereby the government has been paying the.