| BUFMX | PMBPX | BUFMX / PMBPX | |
| Total Expense Ratio | 0.97 | 0.83 | 117% |
| Annual Report Gross Expense Ratio | 0.97 | 0.83 | 117% |
| Fund Existence | 24 years | 25 years | - |
| Gain YTD | -1.901 | -0.552 | 344% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2500 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 128M | 30.9B | 0% |
| Annual Yield % from dividends | 0.00 | 0.01 | - |
| Returns for 1 year | -9.19 | -6.34 | 145% |
| Returns for 3 years | 9.44 | 32.91 | 29% |
| Returns for 5 years | -16.41 | 25.69 | -64% |
| Returns for 10 years | -11.26 | 92.99 | -12% |