average rare earth grades

Couple of guy asked average grades of LYC, here are average grades of REE(US based company).

RES10-44 - 87ft @ 7.12% TREO (includes 55' @ 10.13% TREO)
RES10-45 - 37ft @ 9.57% TREO (includes 10' @ 20.14% TREO)
RES10-46 - 115ft @ 4.58% TREO (includes 19' @ 14.09% TREO)
RES10-47 - 407ft @ 3.77% TREO (includes 46.5ft @ 6.36% TREO; 10ft @ 10.29% TREO; and 10ft @ 12.52% TREO)
RES10-49 - 125ft @ 4.83% TREO (includes 38.5ft @ 10.78% TREO)
RES10-52 - 28ft @ 4.02% TREO
RES10-54 - 74ft @ 2.78% TREO
RES10-60 - 28ft @ 4.68% TREO 47ft @ 5.95% TREO