Which makes trade deals with the rest of the world all the more importantObviously it depends what you're pegging the pound against and when you take the measurement. The dollar is often the benchmark. Which currency were you measuring it against?
Today the pound is $1.21 it was $1.48 before the referendum. Even at 18-19% its still a massive drop, and this year you will notice prices rise significantly in the shops (imo).