I normally put mine at 1.87, but that's just because 187 is my favorite number, you can do anywhere from 1.70-2.15 and it will be as fast as it can alch
Just went 85-99 in 7 days, used autoclicker 2.4 by shocker. No link im afraid, just google it. Its anti ban since it does random offset ms. Set it for 1.3s clicks, and stop every 1 click with 1000 generated 10-500ms offsets . Works wonders, ran for 8 hours at a time with few minute breaks between.