20170325 - 从历史数据来看，5%的调整可能性非常大了

以下是sp500 5%上涨幅度及周期（上涨周期超过50日），目前187日16.1，自2005年以来最长，确实需要小心了。

2005-04-20   1137 -   73  9.2                                                   
2005-10-13   1176 -  142 12.2                                                   
2006-06-13   1223 -  172 17.9                                                   
2007-03-05   1374 -   95 12.5                                                   
2009-07-08  879.0 -   72 22.6                                                   
2009-10-30   1036 -   53 10.6                                                   
2010-02-08   1056 -   52 14.3                                                   
2010-08-26   1047 -  122 25.3                                                   
2011-11-25   1158 -   87 20.7                                                   
2012-06-01   1278 -   73 13.9                                                   
2012-11-15   1353 -  127 21.3                                                   
2013-06-24   1573 -  142 16.4                                                   
2014-02-03   1741 -  158 14.7                                                   
2014-12-16   1972 -  147  8.1                                                   
2016-02-11   1829 -   81 14.9                                                   
2016-06-27   2000 -  187 16.1