98991114_rime_in_the_United_States_2006__Reason_for_Estimation
[State(s)] Kentucky, Montana, New Hampshire, Vermont [Estimation Method] The 1996 and 1997 percent changes registered for each geographic division in which the states of Kentucky, Montana, New Hampshire, and Vermont are categorized were applied to valid 1996 state totals to effect 1997 state totals. [Reason for Estimation] 
The state UCR Programs were unable to provide complete offense figures in accordance with UCR guidelines.
Table 01, Data Declaration - Crime in the United States 2006
Reason for Estimation