The phrase "are declining from" is correct and usable in written English.
It can be used when discussing a decrease or reduction in a particular metric or value over time, often in a statistical or analytical context.
Example: "The sales figures are declining from last year's record high, indicating a potential shift in consumer behavior."
Alternatives: "are decreasing from" or "are falling from".
German and Japanese companies will hurt their cars are selling well, but profits are declining from the drop in the euro value of the dollar.
He claims to be adding more traders all the time, but their contributions to overall revenues are declining, from 98% five years ago to 60% today, says Andrew Fishman, Schonfeld Group's president.
Kitces: Like everyone else, we are impressed with the relative yield of munis to Treasuries, but we also still anticipate a lot of trouble for many municipalities in light of the tax revenues that are declining from various sources, from declining property taxes to declining income taxes in tax season.
Bat populations in North America that are declining from WNS are known to breed, roost, and hibernate communally in large aggregations in cave systems where increased densities and contact between bats can facilitate pathogen transmission (6, 20 ).
Even before the disaster, catches were declining from overfishing and global warming.
In a previous study by Tzoumis and Finegold (2000), these ratings were found to be declining from 1970 to 1997.
The teenage birth rate had been declining from 1991 through 2005, but rose from 2005 to 2007.
Meanwhile, the political willingness to continue to support growing numbers is declining from Australia to the Mediterranean to the Middle East.
Meanwhile, the annual number of executions has been declining, from 98 in 1999 to 66 in 2001.
Unfortunately, the number of abandoned and extensively managed orchards is declining from agricultural landscapes, and traditional orchards are replaced by conventional fruit plantations.
When markets were declining from 2007 to 2010, banks benefited from a lower Libor because it made it look as if they could borrow cheaply from each other.
