(a) Customer satisfaction. The customer satisfaction metric is the percent of respondents to the Amtrak customer satisfaction survey who provided a score of 70 percent or greater for their “overall satisfaction” on a 100 point scale for their most recent trip, by route, shown both adjusted for performance and unadjusted.

(b) Amtrak personnel. The Amtrak personnel metric is the average score from respondents to the Amtrak customer satisfaction survey for their overall review of Amtrak personnel on their most recent trip, by route.

(c) Information given. The information given metric is the average score from respondents to the Amtrak customer satisfaction survey for their overall review of information provided by Amtrak on their most recent trip, by route.

(d) On-board comfort. The on-board comfort metric is the average score from respondents to the Amtrak customer satisfaction survey for their overall review of on-board comfort on their most recent trip, by route.

(e) On-board cleanliness. The on-board cleanliness metric is the average score from respondents to the Amtrak customer satisfaction survey for their overall review of on-board cleanliness on their most recent trip, by route.

(f) On-board food service. The on-board food service metric is the average score from respondents to the Amtrak customer satisfaction survey for their overall review of on-board food service on their most recent trip, by route.