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.
1 For example, Production Fence Works in Georgia estimates its basic 6' wood privacy fence (with pressure-treated fence posts in concrete) costs an average of $11.30 a foot in treated pine and $14.99 a foot in Western red cedar.