Took about 9 hours and less than a skein of each color.

Nov 28 - 1 hr 30 mins. Two or three more rows til the ribbing is done.
Nov 29 - 1 hr 30 mins. Got to MC row 3 before I realized I was doing the decrease section accidentally. Ripped back. On MC row 2 now. Total 3h.
Nov 30 - 1 hr. On row 10 of first repeat. Estimated total time 8 hours. Total 4h.
Dec 1 - 1 hr. Total 5h.
Dec 2 - 2 hrs 5 mins. Corrected a major mistake 6 rows down by dropping stitches and reknitting them. If accidentally missed a decrease. :( Finished the second repeat; beginning the decrease section. Total 7h5m.
Dec 3 - 1 hr 50 mins. Made a mistake - too engrossed in listening to Fragile Things. :) Finished! All ends woven in. Total 8h55m.