MMFの属性別残高推移（2000年）
残高ベース
| . | 法人（件） | 比率（％） | 個人（件） | 比率（％） | 合計（件） |
| Dec-00 | 7,664,959 | 69.9 | 3,306,100 | 30.1 | 10,971,086 |
| Nov-00 | 10,022,559 | 75.3 | 3,282,207 | 24.7 | 13,304,812 |
| Oct-00 | 11,000,768 | 76.4 | 3,393,040 | 23.6 | 14,393,850 |
| Sep-00 | 10,671,312 | 75.1 | 3,529,504 | 24.9 | 14,200,863 |
| Aug-00 | 13,981,013 | 79.1 | 3,686,489 | 20.9 | 17,667,549 |
| Jul-00 | 17,118,337 | 81.9 | 3,782,636 | 18.1 | 20,901,026 |
| Jun-00 | 17,838,264 | 82.2 | 3,860,819 | 17.8 | 21,699,114 |
| May-00 | 17,876,599 | 81.6 | 4,020,679 | 18.4 | 21,897,323 |
| Apr-00 | 17,200,726 | 80 | 4,288,626 | 20 | 21,489,395 |
| Mar-00 | 14,425,760 | 75.8 | 4,598,209 | 24.2 | 19,024,006 |
| Feb-00 | 17,137,834 | 78.7 | 4,643,288 | 21.3 | 21,781,162 |
| Jan-00 | 16,500,122 | 78.2 | 4,605,660 | 21.8 | 21,105,820 |
口座数ベース
| . | 法人（件） | 比率（％） | 個人（件） | 比率（％） | 合計（件） |
| Dec-00 | 51,864 | 1.5 | 3,416,608 | 98.5 | 3,468,472 |
| Nov-00 | 53,016 | 1.5 | 3,416,139 | 98.5 | 3,469,155 |
| Oct-00 | 54,161 | 1.5 | 3,511,095 | 98.5 | 3,565,256 |
| Sep-00 | 54,814 | 1.5 | 3,552,025 | 98.5 | 3,606,839 |
| Aug-00 | 56,455 | 1.6 | 3,565,725 | 98.4 | 3,622,180 |
| Jul-00 | 56,976 | 1.6 | 3,589,926 | 98.4 | 3,646,902 |
| Jun-00 | 57,232 | 1.6 | 3,617,349 | 98.4 | 3,674,581 |
| May-00 | 57,572 | 1.6 | 3,653,701 | 98.4 | 3,711,273 |
| Apr-00 | 57,744 | 1.5 | 3,718,414 | 98.5 | 3,776,158 |
| Mar-00 | 56,993 | 1.5 | 3,781,201 | 98.5 | 3,838,194 |
| Feb-00 | 59,646 | 1.5 | 3,799,110 | 98.5 | 3,858,756 |
| Jan-00 | 58,977 | 1.5 | 3,805,198 | 98.5 | 3,862,500 |
（データ出所：社団法人投資信託協会「投資信託」）
