Mass Effect 3 - Twice the dialogue of the first two games?

VG247 picks up on a tweet from an audio designer that says Mass Effect 3 has 40,000 lines of dialogue. After digging back, the original game reportedly had 20,000 lines and ME2 around 25,000 lines for comparison:

A fan tweeted concerns about the level of Shepherd’s voice volume at an audio designer on the game who replied, “We do our best to keep consistency but it’s tough with 40,000 lines!”