SITE(S) LINE N MEANDIF MEDIANDIF STDEVDIF NWR - cal LT 84 0.010 0.006 0.104 FEF - cal LT 89 -0.144 -0.142 0.093 SPL - cal LT 93 -0.588 -0.642 0.271 HDP - cal LT 93 2.489 2.516 0.286 RBA - cal LT 93 0.003 -0.026 0.130