Demetrious Johnson (21-2-1 MMA, 9-1-1 UFC) capped off one of the best UFC events of the year with a second-round submission of Chris Cariaso (17-6 MMA, 7-4 UFC) in Saturday’s UFC 178 pay-per-view headliner at Las Vegas’ MGM Grand Garden Arena.

“Mighty Mouse” continued his reign as the organization’s first and only flyweight titleholder with his fifth defense of the 125-pound strap, this time dispatching of Cariaso, who entered the contest as the largest betting underdog in UFC history.

Johnson’s victory further etched his name in the 125-pound record books and put a bow on an 11-fight card that saw six bouts end in knockout or submission.

For more on the numbers behind the UFC’s ninth pay-per-view event of the year, check out 50 post-fight facts to come out of UFC 178.

General

Yoel Romero, Tim Kennedy, Conor McGregor and Dominick Cruz earned $50,000 UFC 178 fight-night bonuses.

UFC 178 drew an announced attendance of 10,544 for a live gate of $2.2 million .

Betting favorites went 8-3 on the card.

Total fight time for the 11-bout card was 1:57:31.

Main card

Johnson’s five consecutive UFC title defenses are the third most among current titleholders behind light-heavyweight champ Jon Jones (seven) and featherweight kingpin Jose Aldo (six).

Johnson’s seven-fight UFC winning streak is the longest active streak in the flyweight division. It is also tied with Dennis Bermudez for the third longest winning streak among active UFC fighters behind Jones (11) and Chris Weidman (eight).

Johnson’s seven victories in UFC flyweight competition are the most in divisional history.

Johnson has finished his opponent in three of his past four victories after earning his first five UFC wins by decision.

Johnson earned the first kimura submission finish in a UFC championship fight.

Johnson’s two submission victories in UFC flyweight competition are tied with John Moraga for the most in divisional history.

Cariaso fell to 4-3 since he dropped to to the UFC flyweight division in July 2012.

Donald Cerrone (25-6 MMA, 12-3 UFC) became the second UFC fighter to earn four victories in 2014. Welterweight Neil Magny is the other to accomplish the feat.

Cerrone’s five-fight UFC winning streak is tied with T.J. Grant for the third longest active streak in the lightweight division behind Khabib Nurmagomedov (six) and Myles Jury (six).

Cerrone’s 12 UFC lightweight victories are the third most in divisional history behind Gleison Tibau (15) and Jim Miller (13). His 18 victories in UFC/WEC lightweight competition are the most in the combined history of the two organizations.

Cerrone’s eight knockdowns landed in UFC lightweight competition are tied for the second most in divisional history behind Melvin Guillard (13). He has 13 knockdowns landed in his UFC/WEC lightweight career, which is tied with Guillard for the most in the combined history of the two organizations.

Cerrone landed 88 significant strikes his victory. That’s a personal record for any winning UFC/WEC performance. “Cowboy” landed 96 significant strikes in a UFC 141 loss to Nate Diaz.

Eddie Alvarez (25-4 MMA, 0-1 UFC) suffered just his second loss in his past 12 fights.

Alvarez suffered the first decision loss of his career. He had previously emerged victorious every time a fight went the distance.

McGregor’s (16-2 MMA, 4-0 UFC) four-fight UFC winning streak is the fifth longest active streak in the featherweight division behind Bermudez (seven), Aldo (six), Cub Swanson (six) and Chad Mendes (five).

McGregor earned his third knockout victory in UFC featherweight competition and now owns the third most knockouts in divisional history behind Swanson (four) and Mendes (four).

McGregor has earned three of his four UFC victories by first-round knockout. He has finished his opponent by knockout in 14 of his 16 career wins, with 12 of those stoppages earned in the first round.

McGregor has been awarded a fight-night bonus in three of his four UFC appearances. He’s earned $160,000 from those bonuses.

Dustin Poirier (16-4 MMA, 8-3 UFC) suffered the first knockout loss of his career.

Poirier’s defeat at the 1:46 mark of Round 1 marked the shortest fight of his four professional losses.

Romero’s (9-1 MMA, 5-0 UFC) five-fight UFC winning streak is the second longest active streak in the middleweight division behind champ Weidman (eight).

Romero has earned eight of his nine professional victories by knockout. That includes four of his five wins under the UFC banner.

Romero became the second fighter in UFC history to earn three or more knockout victories in the third round. Former UFC champion Randy Couture, who has five, is the other to accomplish the feat.

Kennedy (18-5 MMA, 3-1 UFC) had his four-fight winning streak snapped for his first defeat since July 2012.

Kennedy suffered his first knockout loss since his pro debut on Aug. 31, 2001 – a span of 4,775 days (more than 13 years) and 22 fights.

Cat Zingano’s (9-0 MMA, 2-0 UFC) two-fight UFC winning streak is tied for the fourth longest active winning streak in the women’s bantamweight division behind champion Ronda Rousey (four), Bethe Correia (three) and Jessica Andrade (three).

Zingano became the second fighter in UFC history to earn back-to-back knockout victories in the third round. Romero is the other to accomplish the feat.

Zingano has earned eight of her nine career victories by knockout (five) or submission (three). She has earned both of her UFC wins by knockout.

Preliminary card

Cruz (20-1 MMA, 3-0 UFC) returned from a career-long 1,092-day injury layoff to register his first victory since October 2011.

Cruz earned his 10th UFC/WEC bantamweight victory and tied Scott Jorgensen for the most 135-pound wins in the combined history of the two organizations.

Cruz extended his career-high winning streak to 11 fights. He hasn’t suffered a loss since March 2007.

Cruz earned his first knockout victory since March 6, 2010 – a span of 1,666 days (more than four years) and five fights.

Cruz’s 61-second victory was the fastest of his UFC/WEC career.

Takeya Mizugaki (20-8-2 MMA, 7-3 UFC) suffered his first knockout loss since Nov. 10, 2006 – a span of 2,878 days (nearly eight years) and 22 fights.

Mizugaki’s 61-second defeat was the fastest of his eight professional losses.

Jorge Masvidal (28-8 MMA, 5-1 UFC) improved to 6-1 in his past seven professional fights. His lone defeat in that stretch came to Rustam Khabilov at UFC Fight Night 31.

Masvidal has earned four of his five UFC victories by decision. Eleven of his past 12 professional fights overall have ended in a decision.

Masvidal has landed a greater number of significant strikes than his opponent in nine of his past 10 fights that have gone the distance.

James Krause (21-6 MMA, 2-2 UFC) suffered his first decision loss since July 29, 2011 – a span of 1,156 days (more than three years) and 11 fights.

Stephen Thompson’s (10-1 MMA, 5-1 UFC) four-fight UFC winning streak is tied with Magny and Ryan LaFlare for the longest active streak in the welterweight division.

Patrick Cote (20-9 MMA, 6-9 UFC) fell to 2-1 since he dropped to the UFC welterweight division in March 2013.

Cote has suffered all nine of his career losses under the UFC banner.

Brian Ebersole (51-16-1 MMA, 5-2 UFC) snapped the first two-fight losing streak of his career and earned his first victory since June 2012.

Ebersole has earned four of his five UFC victories by decision.

John Howard (22-10 MMA, 6-5 UFC) fell to 2-2 since returning to the UFC for a second stint in August 2013.

Kevin Lee (9-1 MMA, 2-1 UFC) has earned both of his UFC victories by decision.

Lee has landed eight takedowns in his two UFC victories.

Jon Tuck (8-2 MMA, 2-2 UFC) has suffered both of his career losses by decision.

Manny Gamburyan (14-9 MMA, 5-7 UFC) became the fifth fighter in UFC history to earn victories with the promotion in three different weight classes. He joined George Roop, Diego Sanchez, Kenny Florian and Lucas Martins.

Gamburyan was successful in his UFC bantamweight debut.

Gamburyan earned his first submission victory since April 2, 2008 – a span of 2,369 days (more than six years) and 13 fights.

For complete coverage of UFC 178, check out the UFC Events section of the site.

FightMetric research analyst and live statistics producer Michael Carroll contributed to this story. Follow him on Twitter @MJCflipdascript.