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Annual Total Returns- Energy Fund (Investor Class and Class H) [BarChart] - Investor Class and Class H - Energy Fund - Investor Class
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
Total (5.55%) 2.76% 23.85% (18.50%) (30.17%) 31.01% (6.16%) (25.31%) 6.50% (34.24%)