| Marks 2003 | Marks 2004 | Marks 2005 | Marks 2006 | |
|---|---|---|---|---|
| Station Cleanliness | 8,72 | 8,77 | 8,87 | 8,78 |
| Train Cleanliness | 8,67 | 8,73 | 8,83 | 8,79 |
| Speed | 8,30 | 8,48 | 8,42 | 8,52 |
| Punctuality | 8,36 | 8,54 | 8,44 | 8,56 |
| Turnstiles | 7,42 | 7,74 | 7,72 | 7,94 |
| Station Safety | 7,82 | 8,05 | 8,00 | 7,99 |
| Station Sign-posting | 7,78 | 7,95 | 8,05 | 7,99 |
| Comfort while waiting for train | 7,84 | 8,13 | 8,04 | 8,05 |
| Train Safety | 7,79 | 8,01 | 7,95 | 7,96 |
| Frequency | 7,77 | 7,96 | 7,88 | 8,18 |
| Access Safety | 7,75 | 8,01 | 7,96 | 7,97 |
| Ticket Machines | 7,45 | 7,75 | 7,92 | 7,95 |
| Lifts | 7,63 | 7,83 | 7,99 | 8,06 |
| Escalators and Corridors | 8,00 | 8,01 | 8,06 | 8,08 |
| Customer Service | 7,37 | 7,65 | 7,80 | 7,89 |
| Information for train passengers | 6,75 | 7,30 | 7,73 | 7,77 |
| Price | 5,49 | 6,38 | 6,63 | 6,69 |
| Metro in general | 8,04 | 7,98 | 8,18 | 8,17 |
Marks from 0 a 10
