The results are though not quite satisfactory. We must have missed something:

4 is a number which probably must be included. Not only because it appears in 3 out of 4 places, but foremost because a 'year' ought to be possible to divide into 'quarters. A cycle is like a wheel turning and there necessarily must be 4 quarters.

378 = 4 * 94.5 is not a good number, while 144 obviously is good.

And a better number than 164 would be 4 * 42 = 168. But to reach it we must begin counting at Ga1-22 instead of at Ga1-26: