Here's some 2nd hand stats that are sources from the Elias Sports Bureau:
2:09 of the 3rd period – Phil Kessel scores to give the Leafs a 3-1 lead ( the odds of Toronto winning the game now rise to 93 % )
5:29 of the 3rd period – Nazem Kadri scores to give Toronto a 4-1 lead ( the odds of Toronto winning rise to 98.4 % )
9:17 of the 3rd period – Boston still losing 3-1 ( the odds of Toronto winning are now 98.7 % )
9:18 of the 3rd period – Nathan Horton scores to make the score 4-2 ( Toronto still has a 96.7 % chance of winning )
18:37 of the 3rd period – Boston still trails by 2 goals ( Toronto's odds of winning are now 99.99 % )
18:38 of the 3rd period – Milan Lucic scores to make it 4-3 ( Toronto still has a 95 % chance of winning )