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:
| Cellist | Orchestra | Conductor | Record Company | Year of Recording | Format |
| --- | --- | --- | --- | --- | --- |
| Mstislav Rostropovich | Royal Philharmonic Orchestra | Sir Malcolm Sargent | EMI | 1957.0 | CD |
| Samuel Mayes | Boston Symphony Orchestra | Erich Leinsdorf | RCA Victor | 1964.0 | LP |
| Mstislav Rostropovich | USSR State Symphony Orchestra | Gennady Rozhdestvensky | Russian Revelation | 1964.0 | CD |
| Raphael Wallfisch | Scottish National Orchestra | Neeme Järvi | Chandos Records | 1986.0 | CD |
| Mstislav Rostropovich | London Symphony Orchestra | Seiji Ozawa | Warner Bros. Records | 1987.0 | CD |
| Yo-Yo Ma | Pittsburgh Symphony Orchestra | Lorin Maazel | Sony Classical Records | 1991.0 | CD |
| Lynn Harrell | Royal Philharmonic Orchestra | Vladimir Ashkenazy | Decca Records | 1994.0 | CD |
| Mischa Maisky | Russian National Orchestra | Mikhail Pletnev | Deutsche Grammophon | 1995.0 | CD |
| Alexander Rudin | Ukrainian National Symphony Orchestra | Theodore Kuchar | Naxos Records | 1995.0 | CD |
| Truls Mørk | City of Birmingham Symphony Orchestra | Paavo Järvi | Virgin Records | 1998.0 | CD |
| Han-na Chang | London Symphony Orchestra | Antonio Pappano | EMI Classics | 2002.0 | CD |
| Lynn Harrell | Royal Liverpool Philharmonic Orchestra | Gerard Schwarz | Chandos Records | 2005.0 | CD |
Question:
What is the oldest year that the Royal Philharmonic Orchestra released a record with Decca Records?
Answer:
1994.0