China's population growth has slowed since the beginning of this century.
Work on the Nice language appears to have slowed since early 2006.
Things have slowed a bit for him since August, but not much.
Growth in the restaurant industry has slowed since 1986, but the reasons aren't clear.
The declining quality of public education may have slowed productivity growth since the mid-1960's.
Even the official estimates confirm that growth has slowed each year since 1996.
Population growth among developed countries has been slowing since the 1950s, and is now at 0.3% annual growth.
I can't comment on how it was before but saying it has been slowed since 2002 is not true.
Job creation has been slowing since 1997, when annual payroll growth peaked at 2.5 percent.
While their times have slowed a little since their salad days, they can still run near the front of any 10-kilometer pack.