Average Annual Total Returns [further-information] As of 04/30/2020

Month EndAs of 04/30/2020 1 Yr 3 Yr 5 Yr 10 Yr Since InceptionInception 06/05/1995
Fund without Sales Charge (%) (NAV) -41.30 -17.03 -14.22 -7.52 3.46
Fund with Sales Charge (%) (POP) -44.52 -18.57 -15.18 -8.04 3.23
S&P North American Natural Resources Sector Index (%) -28.20 -10.33 -8.95 -2.55
S&P 500 Index (%) 0.86 9.04 9.12 11.69 9.10
Quarter EndAs of 03/31/2020 1 Yr 3 Yr 5 Yr 10 Yr Since InceptionInception 06/05/1995
Fund without Sales Charge (%) (NAV) -54.32 -24.96 -16.72 -9.57 2.42
Fund with Sales Charge (%) (POP) -56.84 -26.36 -17.66 -10.08 2.19
S&P North American Natural Resources Sector Index (%) -43.21 -18.03 -11.90 -4.35
S&P 500 Index (%) -6.98 5.10 6.72 10.53 8.60

After-Tax Average Annual Total Returns [further-information] As of 04/30/2020

Month EndAs of 04/30/2020 1 YR 3 YR 5 YR 10 YR
Fund without Sales Charge (%) (NAV) Before Shares Sold -41.53 -17.37 -14.51 -7.76
Fund without Sales Charge (%) (NAV) After Shares Sold -24.12 -12.19 -9.83 -5.07
Fund with Sales Charge (%) (POP) Before Shares Sold -44.74 -18.91 -15.47 -8.28
Fund with Sales Charge (%) (POP) After Shares Sold -26.04 -13.25 -10.44 -5.39
Quarter EndAs of 03/31/2020 1 YR 3 YR 5 YR 10 YR
Fund without Sales Charge (%) (NAV) Before Shares Sold -54.50 -25.27 -17.00 -9.81
Fund without Sales Charge (%) (NAV) After Shares Sold -31.79 -17.33 -11.28 -6.21
Fund with Sales Charge (%) (POP) Before Shares Sold -57.01 -26.66 -17.93 -10.31
Fund with Sales Charge (%) (POP) After Shares Sold -33.31 -18.21 -11.84 -6.49

Calendar Year Returns

2019 2018 2017 2016 2015 2014 2013 2012 2011 2010
Fund without Sales Charge (%) (NAV) 10.00 -23.75 0.32 34.56 -27.85 -20.17 9.55 -4.89 -11.71 30.12
Fund with Sales Charge (%) (POP) 3.95 -27.94 -5.44 26.81 -31.99 -24.76 3.25 -10.35 -16.78 22.65
S&P North American Natural Resources Sector Index (%) 17.63 -21.07 1.23 30.87 -24.28 -9.77 16.49 2.20 -7.35 23.88
S&P 500 Index (%) 31.49 -4.38 21.83 11.96 1.38 13.69 32.39 16.00 2.11 15.06

Cumulative Total Returns [further-information] As of 04/30/2020

Month EndAs of 04/30/2020 3 Month YTD 1 Yr 3 Yr 5 Yr 10 Yr Since Inception since 06/05/1995
Fund without Sales Charge (%) (NAV) -28.52 -37.40 -41.30 -42.87 -53.55 -54.22 133.48
Fund with Sales Charge (%) (POP) -32.46 -40.85 -44.52 -46.01 -56.11 -56.74 120.68
S&P North American Natural Resources Sector Index (%) -22.37 -28.78 -28.20 -27.90 -37.43 -22.79
S&P 500 Index (%) -9.26 -9.29 0.86 29.66 54.74 202.21 775.10
Quarter EndAs of 03/31/2020 3 Month YTD 1 Yr 3 Yr 5 Yr 10 Yr Since Inception since 06/05/1995
Fund without Sales Charge (%) (NAV) -51.47 -51.47 -54.32 -57.74 -59.93 -63.43 80.99
Fund with Sales Charge (%) (POP) -54.15 -54.15 -56.84 -60.06 -62.14 -65.44 71.07
S&P North American Natural Resources Sector Index (%) -43.90 -43.90 -43.21 -44.93 -46.94 -35.88
S&P 500 Index (%) -19.60 -19.60 -6.98 16.11 38.47 172.10 675.66

MODERN PORTFOLIO THEORY (MPT) STATISTICSAs of 05/31/2020 (updated monthly)

3 YR 5 YR 10 YR
Standard Deviation (Fund) 35.80 31.60 28.02
Standard Deviation (S&P North American Natural Resources Sector Index) 31.02 27.32 23.95
Beta 1.14 1.14 1.15
Sharpe Ratio -0.46 -0.44 -0.24
Information Ratio -0.98 -0.86 -0.83
Tracking Error 6.60 6.05 5.82

ADDITIONAL RISK STATISTICSAs of 05/31/2020 (updated monthly)

3 YR 5 YR 10 YR
Beta Bull 1.11 1.11 1.14
Beta Bear 1.10 1.12 1.14
Bull Bear Capture Ratio 1.01 1.00 0.96
Gains/Losses 0.81 0.81 0.94

SALES CHARGE, EXPENSES & FEES As of 09/01/2019 (updated annually)

Gross Expense Ratio 1.04%
Net Expense Ratio [further-information] 1.04%
Max Initial Sales Charge 5.50%
CDSC 1.00%

Volatility Measures [further-information] As of 05/31/2020 Updated Monthly, based on a 3-year period

Beta 1.14
Sharpe Ratio -0.46
Standard Deviation 35.80

Benchmarks

A benchmark is a comparable broad-based index that can be used to evaluate a fund's performance.

  • S&P North American Natural Resources Sector Index
  • S&P 500 Index