Nevadaref wroteI can't count in tenths of a second. Timers make mistakes.
Can you count in Mississippi's? If so, you've got a count in 0.2 second increments.
One - 0.2
Miss - 0.4
i - 0.6
ssi - 0.8
ppi - 1.0
If your cadence is not quite regular, it may not be exactly accurate, but it would be a valid count.