There are two sets of delegates: those elected out of the caucuses, and the Super Delegates. The latter pick their candidates. The former voted, initially, as:
Clinton – 49.9%
Sanders – 49.6%
O’Malley – 0.6%
These numbers will change through the process, which will culminate in April, as O’Malley’s percentage will be reassigned. However, the split for delegates will be about even between Clinton and Sanders.
Hillary did not win a lot more votes, but she won them consistently 60 counties to his 35