Here in Europe i can get the Jamaican 80 proof (40%

,146 proof (73 %) and the 151 (75.5%) Demerara from Guyana but isn`t there a 80 proof Demerara as well? never seen that here.
I have the Jamaican 80 proof and the Demerara 151 but I wonder how is the Jamaican 146?