8. Source: Doctorate recipients from United States universities 2005, National Science Foundation. In spite of increasing number of doctorates awarded in the past four decades, they have reached a plateau of around 40,000 per year
9. Source: Doctorate recipients from United States universities 2005, National Science Foundation. The greatest growth in the number of doctorates awarded in the past three decades has been in the life sciences
10. Source: Doctorate recipients from United States universities 2005, National Science Foundation. Some fields appear to have peaked (saturated?) while others continue to grow
11. Source: Doctorate recipients from United States universities 2005, National Science Foundation. In spite that there are more male doctorate recipients than female recipients, the gap between genders is decreasing
12. Source: Doctorate recipients from United States universities 2005, National Science Foundation. More women are receiving doctorate degrees from life sciences programs
13. Source: Doctorate recipients from United States universities 2005, National Science Foundation. Although the percentage of doctorates earned by minorities has increased in the last two decades, minorities are still underrepresented when compared to their distribution in the general population