Compared to one year ago, has subway cleanliness gotten better? Worse? Or stayed about the same?

TRACK POINTS	06/21/10	05/17/11	n/a	n/a	n/a	n/a	n/a	n/a	n/a
	± 4.1%	± 4.5%	n/a	n/a	n/a	n/a	n/a	n/a	n/a
Track All subway ridersTrack Gender Male Track Gender Female Track Age 18-34 Track Age 35-54 Track Age 55+ Track Race White Track Race Black Track Race Hispanic Track Race Other	ALL	ALL	n/a	n/a	n/a	n/a	n/a	n/a	n/a
Gotten Better	20%	16%	n/a	n/a	n/a	n/a	n/a	n/a	n/a
Gotten Worse	23%	23%	n/a	n/a	n/a	n/a	n/a	n/a	n/a
Same	55%	59%	n/a	n/a	n/a	n/a	n/a	n/a	n/a
Not Sure	2%	2%	n/a	n/a	n/a	n/a	n/a	n/a	n/a
Total	100%	100%	n/a	n/a	n/a	n/a	n/a	n/a	n/a