New data out today details England's education system by every possible indicator.
Others point to inter-fertility capability as a possible indicator.
For each of six possible indicators, the number of months where that indicator was checked are added up, giving a yearly total.
Although there are no records to prove this, the term bokator is itself a possible indicator of its age.
Market specialists often view heavy stock sales by corporate insiders as a possible indicator that share prices are headed lower.
One possible indicator of today's turnout was the relatively large television audience for the two mayoral debates over the weekend.
He points to the recent upturn in the savings rate as a possible indicator of this trend.
There was amniotic fluid in the baby's kidneys, a possible indicator of Down syndrome.
Employment at construction companies fell by 9,000 jobs, the biggest drop since February 2003 and a possible indicator of a retrenchment in home building.
I fully agree that we have to have the best possible indicators to establish the status of biodiversity.