Give you a statement and table with its title, please determine whether the statement is supported or refuted by, or is unrelated to the table. It'a ternary classification problem, you should choose the answer among supported, refuted and neutral. Table cells in one row are seperated by '|', and different rows are seperated by '
'. If cell value is a list, we use '	' to seperate each list element.

Table:
| Role | Regional jet/Business jet |
| National origin | Canada |
| Manufacturer | Bombardier Aerospace |
| First flight | 10 May 1991 |
| Introduction | 19 October 1992 with Lufthansa CityLine |
| Status | In service, no longer produced |
| Primary users | SkyWest Airlines , ExpressJet  ,  Endeavor Air  ,  PSA Airlines |
| Produced | 1991-2006 |
| Number built | 1021 |
| Unit cost | US$18.3M (1994) (30.9M today) |
| Developed from | Bombardier Challenger 600 series |
| Variants | Bombardier CRJ700 series |
Title:
CRJ100 / CRJ200
Statement:
The SkyWest CRJ200 was produced for twenty years
Answer:
refuted