TBS hit a ratings home run last night with its exclusive coverage of the first day of the 2015 MLB National League Division Series. The two games – Chicago Cubs vs. St. Louis Cardinals and the New York Mets vs. Los Angeles Dodgers – scored the highest ever first day of division series coverage in TBS’ history.

The Cubs/Cardinals game averaged 5,376,000 viewers, with a peak of seven million total from 9:00-9:15 PM. Overall, ratings for the game represented a 107% increase in total viewers, and 94% in U.S. HH rating compared to the network’s National League Division Series first game coverage in 2013, and increases of 36% and 32% in both measures over the American League Division Series first game in 2014.

The Mets/Dodgers game averaged 4.7 million viewers, peaking at 5.1 million total from 10:30-10:45 p.m. It achieved a 3.0 U.S. HH rating. That’s a 35% increase in total viewers and a 30% increase in U.S. HH rating compared to the NLDS game 1 in 2013, and a 14% and 11% increase over the ALDS game 1 from 2014.

In addition, the NLDS doubleheader last night generated double-digit growth across all key demos, increasing 24% among people 18-34, 39% in people 25-54, 22% in men 18-34 and 40% in men 25-54 over 2014. Meanwhile, live streaming via Turner’s TV everywhere platform showed increases as well, up 66% in unique visits and 24% in total minutes consumed.