What is the rejection rate for Proceedings of the Indian National Science Academy?

What is the rejection rate for Proceedings of the Indian National Science Academy? - (PINSA) The Proceedings is a broad scope peer reviewed journal publishing original research articles, reviews, commentaries/opinion, meeting reports, book reviews and Academy news. The scope of journal encompasses physics, chemical sciences, earth & planetary sciences, engineering & technology, material sciences & engineering, plant sciences, animal sciences, microbiology & immunology, cell & bio-molecular sciences and health sciences and agricultural sciences. Original research papers in the areas of pure and applied mathematics are not considered. However, articles in areas of pure and applied mathematics, more...