Episode 1 - 1319 renders, 51 animations
Episode 2 - 1794 renders, 77 animations
Episode 3 - 2243 renders, 98 animations
Episode 4 - 2886 renders, 134 animations
Episode 5 - 2456 renders, 157 animations
The workload is generally trending higher, and with the branching ramifications of staying with Bella, Sage, and Derek along with the various decisions throughout the game that either continue relationships or lock them off creating other small branches, it's clear that the game is getting bigger and it will surely continue increasing.
Regardless of the added factors that made this update take almost 5 months, the story is getting bigger and more convoluted, so a 4-5 month cycle is likely what we can expect from now on.