| NTBIX | WCFRX | NTBIX / WCFRX | |
| Total Expense Ratio | 1.03 | 1.66 | 62% |
| Annual Report Gross Expense Ratio | 1.05 | 1.66 | 63% |
| Fund Existence | 12 years | 9 years | - |
| Gain YTD | 2.168 | 0.693 | 313% |
| Front Load | N/A | 6% | - |
| Min. Initial Investment | 25000 | 2500 | 1,000% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 7.14B | 77.1M | 9,266% |
| Annual Yield % from dividends | 4.12 | 6.93 | 60% |
| Returns for 1 year | 5.18 | 1.24 | 418% |
| Returns for 3 years | 18.41 | 15.06 | 122% |
| Returns for 5 years | 10.46 | 4.29 | 244% |
| Returns for 10 years | 33.24 | N/A | - |