The phrase "rising numbers of" is correct and can be used in written English.
You can use it when discussing an increasing amount of something, such as "rising numbers of people moving to urban areas."
Then add rising numbers of unemployed people.
Rising numbers of disadvantaged two-year-olds are also benefiting".
Drug-treatment centres report rising numbers of addicts.
At the same time, they saw rising numbers of black and Hispanic students going to college.
Historically, rising numbers of temporary workers are a leading indicator for the broader labor market.
Figures show police are recording rising numbers of knife-related crimes.
However, it did not reduce the rising numbers of claimants with mental health problems.
Helping drive the inquiry, Dr. Hueter said, is anecdotal information on rising numbers of bulls.
The school also has rising numbers of applications, market share and student satisfaction.
Rising numbers of badgers, their natural predator, have also been cited as a possible cause.
Rising numbers of refugees and migrants have fuelled support for rightwing politicians in Greece and Italy.
