Its growing.Now India is trying to regulate Bitcoin.
Source : https://www.coindesk.com/indias-supreme-court-calls-government-regulate-bitcoin/
Though the correction on the website says that the court just asked the government to respond to a petition, but it can be foreseen that, Its India's turn to regulate ICO's or Bitcoin.
What happens if India regulate bitcoin and ban all exchanges.How do we Indians get our money back in INR( Indian currency) which we have invested in Bitcoin?