Video name: PSY - Gangnam style
https://www.youtube.com/watch?v=9bZkp7q19f0
Video view data taken directly from video's Wayback Machine archives (archive.org).
Archive chosen was the latest archive on Sunday evenings of successive weeks, or if not available, archive closest to Sunday midnight.

Date week Cumulative views Weekly views
15-Jul-12 0 0 0
22-Jul-12 1 3,410,994 3,410,994
29-Jul-12 2 6,835,682 3,424,688
5-Aug-12 3 15,342,464 8,506,782
12-Aug-12 4 25,904,134 10,561,670
19-Aug-12 5 40,137,607 14,233,473
26-Aug-12 6 60,934,924 20,797,317
2-Sep-12 7 96,045,666 35,110,742
9-Sep-12 8 131,724,766 35,679,100
16-Sep-12 9 188,040,583 56,315,817
23-Sep-12 10 255,250,908 67,210,325
30-Sep-12 11 330,237,519 74,986,611
7-Oct-12 12 398,878,582 68,641,063
14-Oct-12 13 462,252,104 63,373,522
21-Oct-12 14 520,079,298 57,827,194
28-Oct-12 15 580,891,041 60,811,743
4-Nov-12 16 646,178,081 65,287,040
11-Nov-12 17 701,814,261 55,636,180
18-Nov-12 18 760,966,450 59,152,189
25-Nov-12 19 820,067,501 59,101,051
2-Dec-12 20 872,867,695 52,800,194
9-Dec-12 21 919,767,490 46,899,795
16-Dec-12 22 964,509,535 44,742,045
23-Dec-12 23 1,029,898,691 65,389,156
30-Dec-12 24 1,087,009,427 57,110,736
6-Jan-13 25 1,137,711,761 50,702,334
13-Jan-13 26 1,183,628,330 45,916,569
20-Jan-13 27 1,222,821,720 39,193,390
27-Jan-13 28 1,244,665,630 21,843,910
3-Feb-13 29 1,262,051,398 17,385,768
10-Feb-13 30 1,302,092,616 40,041,218
17-Feb-13 31 1,329,410,557 27,317,941
24-Feb-13 32 1,353,775,982 24,365,425
3-Mar-13 33 1,379,620,675 25,844,693
10-Mar-13 34 1,406,067,135 26,446,460
17-Mar-13 35 1,438,807,022 32,739,887
24-Mar-13 36 1,463,252,669 24,445,647
31-Mar-13 37 1,484,229,194 20,976,525
7-Apr-13 38 1,504,781,767 20,552,573
14-Apr-13 39 1,524,658,273 19,876,506
21-Apr-13 40 1,548,587,623 23,929,350
28-Apr-13 41 1,565,542,687 16,955,064
5-May-13 42 1,581,450,503 15,907,816
12-May-13 43 1,595,762,016 14,311,513
19-May-13 44 1,608,003,088 12,241,072
26-May-13 45 1,621,619,182 13,616,094
2-Jun-13 46 1,634,290,634 12,671,452
9-Jun-13 47 1,645,817,369 11,526,735
16-Jun-13 48 1,654,778,877 8,961,508
23-Jun-13 49 1,664,237,739 9,458,862