Looks like the private transactions make up 23% and 15% of number of transactions and volume of value transacted, respectively: https://explorer.zcha.in/statis

Looks like the private transactions make up 23% and 15% of number of transactions and volume of value transacted, respectively: https://explorer.zcha.in/statistics/network https://explorer.zcha.in/statistics/network I agree that unenforced privacy is not good.