It looks like it's increasing again. It looks like the red updates were an effect of mix of weekend + loss of #1 exposure + loss of iTunes banner.
Combined:
US
1. Summer Sixteen 1.0000
2. PILLOWTALK 0.5589
3. Work 0.4560
4. Love Yourself 0.3281
UK
1. PILLOWTALK 1.0000
2. Fast Car 0.7310
3. Work 0.7116
4. Stitches 0.5105
AUSTRALIA
6. Work 0.5562
CANADA
1. Summer Sixteen 1.0000
2. PILLOWTALK 0.5663
3. Work 0.4765
4. Love Yourself 0.3921
FRANCE
1. Work 1.0000
2. Hundred Miles 0.8979
3. Hello 0.6847
GERMANY
11. Work 0.4569 (4 songs above discounted)
ITALY
34. Work 0.1606
NETHERLANDS
6. Work 0.2850
NEW ZEALAND
8. Work 0.5049
SPAIN
9. Work 0.5000
It's doing fine (but in Italy

) these top10 would definately help it if they removed the single version.