Found this table. Xenoblade 2 didn't Rank at COMG! until 43 days before launch with the Limited Edition, followed by the Standard Edition 21 days before launch.
So far I see Xenobladepon 3 doing pretty good.
XC (Wii) | XC (Wii+3DS) | XCX (Wii U) | XC2 (NS) | XC:DE (NS) | Days Left |
24 | 24 | 28 | 39 | 44 | 19 |
25 | 25 | 30 | 40 | 45 | 18 |
27 | 27 | 33 | 42 | 45 | 17 |
28 | 28 | 33 | 43 | 45 | 16 |
30 | 30 | 36 | 43 | 45 | 15 |
30 | 30 | 37 | 45 | 47 | 14 |
34 | 34 | 39 | 45 | 48 | 13 |
34 | 34 | 40 | 47 | 48 | 12 |
39 | 39 | 42 | 48 | 48 | 11 |
40 | 40 | 42 | 49 | 51 | 10 |
42 | 42 | 44 | 48 | 51 | 9 |
43 | 43 | 46 | 50 | 52 | 8 |
43 | 63 | 48 | 50 | 53 | 7 |
47 | 69 | 53 | 51 | 53 | 6 |
51 | 74 | 57 | 57 | 54 | 5 |
58 | 82 | 61 | 57 | 57 | 4 |
63 | 87 | 64 | 58 | 56 | 3 |
66 | 91 | 67 | 60 | 57 | 2 |
72 | 98 | 69 | 65 | 58 | 1 |