Table:
text: WHRZ-LP
Translators
Broadcast translators 
 of WHRZ-LP
Call_sign Frequency_MHz City_of_license ERP_W Class_ FCC_info
W238AW 95.5 West View, South Carolina 55 D FCC
W242BX 96.3 Greenville, South Carolina 100 D FCC
W289AO 105.9 Anderson, South Carolina 27 D FCC
W216BJ 91.1 Wando, South Carolina 10 D FCC
W220CN 91.9 Charleston, South Carolina 10 D FCC

Question: What is the ERP W number if the frequency is less than 91.1 for WHRZ-LP?