The professional indoor season came to a close at this weekend's 2018 IAAF World Indoor Championships in Birmingham, England. There was the usual array of brilliant performances, big surprises and controversial moments that accompany every major championships. 

Let's go beyond the medal table and dive into some interesting stats and tidbits, courtesy of K. Ken Nakamura. 

Men's 60m 

6.37 by Coleman is the fastest 60m time in the month of March. Maurice Greene held the record at 6.39.

6.42 and 6.44 are fastest second and third place, respectively, at 60m in the world indoor championships. 

Men's 400m 

Because of two disqualifications (first and second place) Pavel Maslak became the first three-time winner at 400m in the world indoor championships.

45.69 is the fastest semifinal of 400m in the world indoor championships.

Men's 800m

Adam Kszczot completed the medal set having won bronze in 2010, silver in 2014, and now gold in 2018. He is the only one with a complete medal set at 800m in world indoor championships.

Men's 1500m 

Marcin Lewandowski won the first medal ever for Poland at 1500m in the world indoor championships.

3:58 is the slowest winning time at 1500m in the history of the world indoor championships; the mark was previously 3:52 by Paul Korir from 2004 was the slowest.

Abdelaati Iguider won a fourth medal — more than any other runner at 1500m in world indoor championships. Marcus O'Sullivan has three medals.

Men's 3000m

Yomif Kejelcha became the fifth runner to win 3000m multiple times at world indoor championships.

8:14 is the slowest winning time at 3000m in the world indoor championships — previously 8:03 by Omara from 1987 was the slowest.

For the first time in 3000m in world indoor championships, Ethiopia won both gold and silver. Previously, Ireland won gold and silver in 1987.

Men's 60m Hurdles

Andrew Pozzi won first gold for Great Britain in the 60m hurdles in the world indoor championships since Colin Jackson won gold in 1999.

Pozzi won by 0.01 second, which tied the smallest ever winning margin at 60mH in the world indoor championships — previously the winning margin was 0.01 seconds in 1997 and 2004.

Men's Pole Vault 

This was the third gold for Renaud Lavillenie in the pole vault in the world indoor championships; Lavillenie now ties with Sergei Bubka for number of gold medals (note that Bubka also won in 1985 World Indoor Games).

Men's Long Jump 

The difference between third and fourth is 28cm, largest ever in the history of world indoor championships — previous max difference was 20cm from 2003. 

8.42m by Marquis Dendy is the longest third-place jump in the world indoor championships. 

Men's Triple Jump

Will Claye joined Olsson and Conley as a two-time winner of TJ in the world indoor championships.

The 2cm winning margin by Claye at TJ is the smallest ever at TJ in the world indoor championships.

The 3cm is the smallest difference between first and third in TJ at the world indoor championships.

Men's Shot Put

With 22.31m, Walsh broke world indoor championships record of 22.24 from 1987.

Walsh became fourth man (after Whiting, Cantwell, Timmermann) to win the shot put multiple times in the world indoor championships. 

Best marks for place for sixth, seventh, and eighth in the world indoor championships were set.

Stanek won first medal for Czech Republic at shot put in the world indoor championships. 

Men's 4x400m Relay

3:01.77 is the new indoor world record at 4x400m; previous WIR was 3:02.13 by U.S.; A faster time of 3:01.96 was recorded by U.S. in 2004 but was not recognized as WIR due to lack of doping test.  

0.01 sec is the smallest difference between third and four at 4x400m in the world indoor championships.

Best marks for place for first to sixth were recorded at 4x400m in the world indoor championships.

Poland won second gold (first was back in 2001) at 4x400m in the world indoor championships.

Men's Heptathlon 

Winning margin of five points ties the smallest ever in the world indoor heptathlon from 2006.

Women's 60m 

Kambunji won the first medal for Switzerland at in the women's 60m at a world indoor championships.

Ahoure won first gold for Ivory Coast in the women's 60m in world indoor championships.

6.97 is the fastest women's 60m time on British soil.

7.08 by Elaine Thompson is the fastest fourth place finish in the world indoor championships.

Oliver, who ran 7.10 in semi, failed to qualify for the final. That is the fastest semi time that failed to qualify for the final of W60m in the world indoor championships.

Women's 400m 

For the first time in the history of women's 400m in theworld indoor championships, U.S. went 1-2 (gold and silver). Previously, Russian won gold and silver in 2004 & 2008.

Doyle won first medal of any kind for Great Britain at W400m in the world indoor championships.

Women's 800m

Francine Niyonsaba became third (after Wachtel and Mutola) to win W800m multiple times at world indoor championships.

Women's 1500m 

Genzebe Dibaba became fourth woman to win women's 1500m more than once at world indoor championships.

Laura Muir became second Brit to win a medal (silver) at women's 1500m in the world indoor championships. Kelly Holmes also won silver in 2003.

4:05.47 is the fastest heat time in the W1500m of the world indoor championships.

Genzebe Dibaba joined Szabo as only two to win both 1500m and 3000m in the world indoor championships.

6.66 seconds is the largest difference between third and fourth at the women's 1500m in the world indoor championships.

Women's 3000m

Three in a row for Genzebe Dibaba, now tied with Szabo for number of gold in women's 3000m at world indoor championships.

The difference between first and third is 0.73 seconds, smallest ever in history of world indoor championships.

For the fifth time in the history of world indoor championships, Ethiopia won both men's and women's 3000m. No other nation ever has won both men and women's 3000m. 

Women's 60m Hurdles

For the second world indoor championships in a row, the U.S. won both gold and silver.

There was a new world indoor championships record, 7.70, for Keni Harrison.

7.70 is the fastest women's 60m hurdles of British soil as well as fastest in March. 

7.79 by Harrison is the fastest semi of women's 60m hurdles in the world indoor championships.

7.77 by Kendra Harrison is the fastest first round heat time for women's 60m hurdles in the world indoor championships, replacing 7.79 by Sally Pearson from 2014.

Women's High Jump

Winning margin of 8cm (2.01-1.93) is the largest ever at the women's high jump in the world indoor championships.

Lasitskene (Kuchina) became fifth (after Vlasic, Slesarenko, Bedrgqvist & Kostadinova) woman to win women's high jump multiple times. 

Women's Pole Vault

4.90 by Sidorova is the best non-winning mark in the World Indoor Championships.

The 14 attempts on her way to gold by Sandi Morris is the most attempts by the winner in the world indoor championships; Dragila made 12 attempts on her way to gold.

4.95 by Morris is the world indoor championships record.

4.95 by Morris is the heighest WPV on GBR soil. 

Women's Long Jump

After bronze in 2014 and silver in 2016, Spanovic now have a complete set of medals.

Spanovic is the third to complete the medal set at women's long jump in the world indoor championships after Ilcu and Gomes.

6.96 is the longest women's long jump on GBR soil.

Women's Triple Jump 

Rojas joined Lededeva and Hansen as third women TJ to win two gold at world indoor championships.

Kravets also won twice but 1991 was not a championships event for women's triple jump.

Peleteiro won first medal for ESP in WTJ at world indoor championships.

Women's Shot Put 

Anita Marton won first gold for Hungary in the women's shot put in the world indoor championships.

Thomas-Dodd won first medal of any kind at women's shot put in the world indoor championships

Pentathlon 

First medal for Austria and Cuba at the world indoor championships.

Women's 4x400m

3:23.85 by U.S. is the world indoor championships record, replacing 3:23.88 by Russia from 2004.

3:26.09 is the fastest losing time in the history of the world indoor championships.