Apparently it was 8% of GDP in 2017/18: https://idapgroup.com/blog/it-outsourcing-to-india/#:~:text=Indian%20IT%20in%20Numbers%20%26%20Facts&text=Holds%2055%25

Apparently it was 8% of GDP in 2017/18: https://idapgroup.com/blog/it-outsourcing-to-india/#:~:text=Indian%20IT%20in%20Numbers%20%26%20Facts&text=Holds%2055%25%20of%20global%20IT,countries%20all%20over%20the%20globe https://idapgroup.com/blog/it-outsourcing-to-india/#:~:text=....