"rates" - key terms from Wikipedia

birth rates
bit rates
business rates
changes in interest rates
clock rates
crime rates
data rates
data rates	for gsm evolution
death rates
decay rates
dose rates
effectiveness rates
enhanced data rates	for gsm
error rates
exchange rates
failure rates
fertility rates
flow rates
frame rates
growth rates
high interest rates
high rates
higher clock rates
higher interest rates
higher rates
homicide rates
incarceration rates
income tax rates
interest rates
libor rates
marginal tax rates
miscarriage rates
mortality rates
murder rates
piece rates
pregnancy rates
preterm birth rates
prevalence rates
rates
rates	of fire
rates	of obesity
rates	of return
redemption rates
response rates
success rates
survival rates
tax rates
transfer rates
vaccination rates
wage rates