S&P Dow Jones Indices initiated calculation of the Select Sector Indices as of January 28, 2011. Prior to that date, the indices were calculated by affiliates of the New York Stock Exchange.
指数发布日期为 Dec 16, 1998。 指数发布日前列示的所有信息均基于该指数发布时的编制方法作出假设（回溯试算），并非实际表现。显示更多
