The phrase "counted in thousands" is correct and can be used in written English.
It is typically used to indicate that a number is expressed in denominations of thousands, as in the following example sentence: The number of people attending the concert was counted in thousands.
Species of shrubs may be counted in thousands, whilst different trees are found in abundance in the higher legions.
The British themselves had almost entirely vanished – as late as the 1960s they could be counted in thousands – but their imprint could be found in restaurants that sold steaks cut from cows (rather than the unsacred buffalo), and at business lunches where sherry was served with the soup.
Before the invention of printing, the number of manuscript books in Europe could be counted in thousands.
The British themselves had almost entirely vanished – as late as the 1960s they could be counted in thousands – but their imprint could be found in restaurants that sold steaks cut from cows (rather than the unsacred buffalo), and at business lunches where sherry was served with the soup.
Because home installations are usually counted in thousands of watts and installations on warehouses and other big commercial roofs are counted in hundreds of thousands or even millions of watts, the 20 percent price difference can add up to a lot of money.
The gross value of outstanding derivatives is now counted in tens of trillions of dollars.
The center's Integrated Public Use Microdata Series had put representative samples of in-depth, sortable information for individuals counted in 19th-century censuses.
But I think that a minority, anyway, will always want the real thing and minorities, in a world as vast as ours, can often be counted in millions.
But the most enduring numbers associated with him will be counted in billions: the legions in China who carefully monitored his progress in the N.B.A., and, of course, their absurd sums of disposable income.
I counted in fives all day at school, my teeth clicking in time so much my teacher grew annoyed by the sound, and when the last school bell rang, my jaw was sore.
