Series Number: 3

For period ending 8/31/2012

48)   Investor, A & C

First $1 billion 0.571%

Next $1 billion 0.519%

Next $3 billion 0.489%

Next $5 billion 0.469%

Next $15 billion 0.456%

Next $25 billion 0.454%

Over $50 billion 0.454%

Institutional

First $1 billion 0.371%

Next $1 billion 0.319%

Next $3 billion 0.289%

Next $5 billion 0.269%

Next $15 billion 0.256%

Next $25 billion 0.254%

Over $50 billion 0.254%

72DD)                      1. Total income dividends for which record date passed during the period

                      Investor Class                                           27,845

                      Institutional Class                                                      2,041                      

                      2.  Dividends for a second class of open-end company shares

                                A Class                                           721

                      C Class                                           176

73A)           1. Dividends from net investment income

                      Investor Class                                                      $0.3574

                      Institutional Class                                           $0.3809

           2. Dividends for a second class of open-end company shares

                      A Class                                                      $0.3282

C Class                                            $0.2405

74U)           1. Number of shares outstanding (000's omitted)

                      Investor Class                                           85,851

                      Institutional Class                                                      7,288

2. Number of shares outstanding of a second class of open-end company shares (000's omitted)

                                A Class                                           3,038

                      C Class                                            1,200

74V)           1. Net asset value per share (to nearest cent)

                      Investor Class                                           $11.96

                      Institutional Class                                           $11.96

2. Net asset value per share of a second class of open-end company shares (to nearest cent)

                      A Class                                           $11.96

                                C Class                                            $11.97

Series Number: 4

For period ending 8/31/2012

48)         Investor, A, B & C

First $1 billion 0.571%

Next $1 billion 0.519%

Next $3 billion 0.489%

Next $5 billion 0.469%

Next $15 billion 0.456%

Next $25 billion 0.454%

Over $50 billion 0.454%

      Institutional

First $1 billion 0.371%

Next $1 billion 0.319%

Next $3 billion 0.289%

Next $5 billion 0.269%

Next $15 billion 0.256%

Next $25 billion 0.254%

Over $50 billion 0.254%

72DD)                      1. Total income dividends for which record date passed during the period

                      Investor Class                                           14,585

                      Institutional Class                                           1

           2.  Dividends for a second class of open-end company shares

                                A Class                                           445

                                B Class                                           -

                      C Class                                           242

73A)           1. Dividends from net investment income

                        Investor Class                                                                $0.4150

            Institutional Class                                                      $0.4380

           2. Dividends for a second class of open-end company shares

                        A Class                                                                            $0.3865

B Class                                           $0.0193

                        C Class                                                                            $0.3014

74U)           1. Number of shares outstanding (000's omitted)

                      Investor Class                                           35,272

                                Institutional Class                                           3

2. Number of shares outstanding of a second class of open-end company shares (000's omitted)

A Class                                            1,386

                                C Class                                           967

74V)           1. Net asset value per share (to nearest cent)

                      Investor Class                                           $11.70

                                Institutional Class                                           $11.70

2.Net asset value per share of a second class of open-end company shares (to nearest cent)

                      A Class                                            $11.70

                      C Class                                            $11.70

Series Number: 5

For period ending: 8/31/2012

48)         Investor, A, B & C

First $1 billion 0.601%

Next $1 billion 0.549%

Next $3 billion 0.519%

Next $5 billion 0.499%

Next $15 billion 0.486%

Next $25 billion 0.484%

Over $50 billion 0.484%

Institutional

First $1 billion 0.401%

Next $1 billion 0.349%

Next $3 billion 0.319%

Next $5 billion 0.299%

Next $15 billion 0.286%

Next $25 billion 0.284%

Over $50 billion 0.284%

72DD)                      1. Total income dividends for which record date passed during the period

                      Investor Class                                           19,617

Institutional Class                                           593                      

           2. Dividends for a second class of open-end company shares

                      A Class                                           4,421

B Class                                           3

                                C Class                                           930

73A)           1. Dividends from net investment income

                      Investor Class                                                      $0.4479

                      Institutional Class                                           $0.4674

2. Dividends for a second class of open-end company shares

                      A Class                                           $0.4234

B Class                                           $0.0550

                      C Class                                           $0.3499

74U)           1. Number of shares outstanding (000's omitted)

                      Investor Class                                                      49,993

                      Institutional Class                                                      2,201

2. Number of shares outstanding of a second class of open-end company shares (000's omitted)

                      A Class                                           11,566

                      C Class                                           2,901

74V)           1. Net asset value per share (to nearest cent)

                      Investor Class                                           $10.13

                      Institutional Class                                           $10.13

2. Net asset value per share of a second class of open-end company shares (to nearest cent)

                      A Class                                           $10.13

                      C Class                                           $10.13