This is the question most frequently asked when a distributor or end user is looking for technical information on hearing protectors. NRR: The NRR (noise reduction rating) is a method which attempts to describe a hearing protector based on how much the overall noise level is reduced by the hearing protector.
1 Generally speaking, the busier the area, the more expensive the daycare rates will be. 2  According to babycenter, day care costs can average anywhere between $250 and $1200 per month. 3  The average national monthly cost of child care is $611.4  Larger chains such as Kindercare may cost more than a local daycare center. Larger chains such as Kindercare may cost more than a local daycare center. 2  For example, a Kindercare may ask for $280 to $350 per week while a local no-name center could be near the $180 to $250 per week mark.
the average cost of center based daycare in the united states is $ 11666 per year $ 972 a month but prices range from $ 3582 to $ 18773 a year $ 300 to $ 1564 monthly according to the national association of child care resource referral agencies naccrra