Here's how much the top Wall Street banks have earned in fees this year

Where did the first half of the year go?

The past six months have flown by, and we're already approaching the end of the first half of the year.

That means it is time to check in on how Wall Street banks stack up in dealmaking.

It has been a tough start to the year. Industry-wide fees from mergers and acquisitions work, equity and debt capital markets, and syndicated loans come to $31.4 billion, the lowest first half total since 2010, according to Dealogic's preliminary stats for the first half.

JPMorgan leads the pack, with a 8.1% market share. The US bank also tops the fee rankings for equity and debt capital markets. Here's how the banks stack up: