Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| City of License /Market | Station | Channel TV ( DT ) | Years owned | Current affiliation |
| --- | --- | --- | --- | --- |
| San Francisco - Oakland - San Jose | KPIX | 5 (29) | 1954–1995 | CBS owned-and-operated ( O&O ) |
| Baltimore | WJZ-TV | 13 (13) | 1957–1995 | CBS owned-and-operated (O&O) |
| Boston | WBZ-TV ** | 4 (30) | 1948–1995 | CBS owned-and-operated (O&O) |
| Charlotte | WPCQ-TV (now WCNC-TV ) | 36 (22) | 1980–1985 | NBC affiliate owned by Belo Corporation |
| Cleveland | KYW-TV (now WKYC-TV ) | 3 (17) | 1956–1965 | NBC affiliate owned by Gannett Company |
| Philadelphia | WPTZ/KYW-TV | 3 (26) | 1953–1956 1965–1995 | CBS owned-and-operated (O&O) |
Question:
How many years has station KPIX been owned?
Answer:
1.0