The cost of thatching your roof will vary greatly according to a number of factors. These include: 1  The size of the roof. 2  The shape and design of the roof. 3  The types of thatching material used.4  The type and pattern of ridge used. 5  The height to the ridge. 6  The height to the apex.hese include: 1  The size of the roof. 2  The shape and design of the roof. 3  The types of thatching material used. 4  The type and pattern of ridge used. 5  The height to the ridge. 6  The height to the apex.
According to the Bureau of Labor Statistics, as of 2010, registered nurses specializing in occupational health earned average salaries of $66,530, while those with the highest salaries make $77,970 or more per year.
According to the latest data from the BLS, registered nurses earned an average salary of $66,640 in 2014. Reported salaries ranged from $45,880 for those in the lowest 10% to more than $98,880 in the highest 90% of earners.