Some quick stats….
For Fighters Ever: 203.2 days
For Fighters Since 1/1/2010: 222.2 days
For Fighters With Consec. Fights in UFC: 170.9 days
For Fighters Since 2010 With Consec. Fights in UFC: 177.0 days
For Fighters Since 2010 With Consec. Fights in UFC and at least 1 being a Title Fight: 206.0 days
For Fighters Since 2010 With Consec. Fights in UFC and both being a Title Fight: 201.7 days
For Fighters Between Their 1st and 2nd Pro Fights: 295.9 days
For Fighters Between Their 2nd and 3rd Pro Fights: 233.2 days
For Fighters Between Their 3rd and 4th Pro Fights: 208.7 days
For Fighters Between Their 4th and 5th Pro Fights: 196.9 days
For Fighters Between Their 5th and 6th Pro Fights: 186.8 days
For Fighters Between Their 9th and 10th Pro Fights: 165.0 days
For Fighters Between Their 19th and 20th Pro Fights: 143.4 days
For Fighters Between Their 29th and 30th Pro Fights: 145.6 days
For Fighters Between Their 39th and 40th Pro Fights: 119.0 days
Some more…
For Fighters Since 2010 With Consec. Fights in the United States: 219.6 days
For Fighters Since 2010 With Consec. Fights in Japan: 193.7 days
For Fighters Since 2010 With Consec. Fights in Brazil: 228.3 days
For Fighters Since 2010 With Consec. Fights in Russia: 204.8 days