Extract all the years from the following text.
Jim Robson OBC (born January 17, 1935) is a former radio and television broadcaster who was the play-by-play announcer of the Vancouver Canucks' games from 1970 to 1999.
1935, 1970, 1999
<START_INST>Extract all the years from the following text.<END_INST><START_CTX>Jim Robson OBC (born January 17, 1935) is a former radio and television broadcaster who was the play-by-play announcer of the Vancouver Canucks' games from 1970 to 1999.<END_CTX><START_A>1935, 1970, 1999<END_A>