The Global Works’ Justice Alliance has some great data that proves that H-1B visas are both racist + bigotted and age discriminatory as well.

Short version:

• Vast majority of H-1B visas go to Indian nationals by a wide margin
• Over 70% of all H-1B visas go to foreign workers aged 25-39

http://globalworkers.org/iii-h-1b-workers-us-%E2%80%93-data