I read this in 2014 thinking it wouldn’t be too long before the rest of the books were finished — oh, naivety becomes me. 
All i have to say is… ‘It better be worth the wait, George!’
Hopefully, now the TV series is in the can he’ll get on with finishing the books.
A Game of Thrones – 1996
A Clash of Kings – 1999
A Storm of Swords – 2000
A Feast for Crows – 2005
A Dance with Dragons – 2011