When children's permanent teeth come in substantially later than average, it is called delayed tooth eruption. In Factors Influencing Permanent Teeth Eruption, Ruta Almonaitiene, et al. argue that delayed tooth eruption does not normally indicate a medical problem. Instead, numerous sociological, lifestyle and genetic factors affect when a child's permanent teeth arrive.
When you factor in the residual values the vinyl fence will cost you about $168.00 per year while the western red cedar picket fence will cost you about $534.00 a year.
According to the latest NRCS estimates, a barbed wire fence costs over $2 per foot to build. So as you can see, the estimated cost of a barbed wire fence varies between $1.50 to over $2 per foot. In any case, building fence is expensive and the costs continue to increase.