According to CME Daily Bulletin for GBP calls and puts, on 20171110 the maximum open interest for calls has been registered at 1325 and reached 350. Change in open interest was +303. Given the current forward points value 11.85, FOREX target price would be 1.32382. Maximum open interest for puts has been at 1250 and has made 0. The FOREX target price is 1.24882.
See how to use Daily Option Expiry Levels at http://zentrade.online/use-daily-option-expiry-levels/.
Alternatively, find below distribution according to combined maximum volume and open interest.