An amount or number that is in single figures is between zero and nine. An amount or number that is in double figures is between ten and ninety-nine. You can also say, for example, that an amount or number is in three figures when it is between one hundred and nine hundred and ninety-nine.
Inflation, which has usually been in single figures, is running at more than 12%.
Crawley, with 14, was the only other player to reach double figures.
The thermometer nudged three figures yesterday in Rome.