Rudus Drop Rate

I've been ten minutes in Rudus 2, quickly killing mobs and got only 1 Unknown Part and 1 Cor Core
Drop Rate appears to be quite low, pls check this

the official drop rates of
cor core in rudus 2 is 0.05 - 0.1
unknow part in rudus 2 is 0.3

so on our server
cor cores in rudus 2 is 0,76 - 1.32
unknown part in rudus 2 is 3.13

this is no bug but, we will discuss an increase of drop rate and will inform in the future

rudus 1 will be low drop

rudus 2 and 3 will be between 15% and 20% but plaga will have 5%

drop rates in rudus 2/3 are now:
Cor Cores 12.70% - 16.80%
Unknown Parts: 16.80%