The document analyzes employee numbers and productivity at various pharmaceutical companies. It finds that mid-sized companies like Gilead Sciences, Celgene, and Shire have the highest sales per employee, indicating greater efficiency. Large companies like Johnson & Johnson, Merck, and Pfizer have lower sales per employee. The document also examines which companies added the most employees in 2014, with Teva, Bayer, and Mylan adding thousands. Finally, it provides data on employee counts and changes at major "Big Pharma" companies from 2004 to 2014.