Which tank has the shortest ultimate cooldown?

Tanks only. Ultimate cooldowns at rank 1. Charge abilities and form toggles are left out.

• 1

  Blitzcrank Static FieldR

  60s
• 2

  Cho'Gath FeastR

  80s
• 3

  Leona Solar FlareR

  90s
• 4

  Singed Insanity PotionR

  100s
• 5

  Nunu & Willump Absolute ZeroR

  110s
• 6

  Alistar Unbreakable WillR

  120s
• 7

  Dr. Mundo Maximum DosageR

  120s
• 8

  K'Sante All OutR

  120s
• 9

  Nautilus Depth ChargeR

  120s
• 10

  Rammus Soaring SlamR

  120s
• 11

  Rell Magnet StormR

  120s
• 12

  Sejuani Glacial PrisonR

  120s
• 13

  Skarner ImpaleR

  120s
• 14

  Zac Let's Bounce!R

  120s
• 15

  Braum Glacial FissureR

  130s
• 16

  Malphite Unstoppable ForceR

  130s
• 17

  Maokai Nature's GraspR

  130s
• 18

  Ornn Call of the Forge GodR

  140s
• 19

  Poppy Keeper's VerdictR

  140s
• 20

  Sion Unstoppable OnslaughtR

  140s
• 21

  Amumu Curse of the Sad MummyR

  150s
• 22

  Galio Hero's EntranceR

  180s
• 23

  Shen Stand UnitedR

  200s