Here are the numbers from 11/25 to today. 11/25
Post# of 96879
11/25: 1,575,876,342
12/15: 1,613,376,342
The difference is exactly 37.5M over three weeks.
You can see here when the shares came aboard:
1,575,876,342 (11/25)
1,588,376,342 (1st week of Dec) [Added 12.5M]
1,613,376,342 (12/15) [Added 25M here]