| NTBIX | WCFRX | NTBIX / WCFRX | |
| Total Expense Ratio | 1.07 | 1.83 | 58% |
| Annual Report Gross Expense Ratio | 1.09 | 1.85 | 59% |
| Fund Existence | 12 years | 8 years | - |
| Gain YTD | 1.745 | 4.134 | 42% |
| Front Load | N/A | 6% | - |
| Min. Initial Investment | 25000 | 2500 | 1,000% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 7.46B | 94.1M | 7,926% |
| Annual Yield % from dividends | 5.66 | 4.79 | 118% |
| Returns for 1 year | 1.87 | 4.40 | 43% |
| Returns for 3 years | 21.33 | 21.27 | 100% |
| Returns for 5 years | 7.87 | 21.92 | 36% |
| Returns for 10 years | 46.27 | N/A | - |