Series Number: 3

For period ending 2/28/14

48) Investor, A & C

First $1 billion 0.569%

Next $1 billion 0.517%

Next $3 billion 0.487%

Next $5 billion 0.467%

Next $15 billion 0.454%

Next $25 billion 0.452%

Over $50 billion 0.452%

Institutional

First $1 billion 0.369%

Next $1 billion 0.317%

Next $3 billion 0.287%

Next $5 billion 0.267%

Next $15 billion 0.254%

Next $25 billion 0.252%

Over $50 billion 0.252%

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

                      Investor Class                                           13,276

                      Institutional Class                                                      2,468

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

                                A Class                                           416

                      C Class                                           153

73A)           1. Dividends from net investment income

                      Investor Class                                                      $0.1519

                      Institutional Class                                           $0.1634

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

                      A Class                                                      $0.1376

C Class                                            $0.0946

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

                      Investor Class                                           88,545

                      Institutional Class                                                      16,283

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

                                A Class                                           2,894

                      C Class                                            1,516

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

                      Investor Class                                           $11.77

                      Institutional Class                                           $11.77

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

                      A Class                                           $11.77

                                C Class                                            $11.78

Series Number: 4

For period ending 2/28/14

48) Investor, A & C

First $1 billion 0.569%

Next $1 billion 0.517%

Next $3 billion 0.487%

Next $5 billion 0.467%

Next $15 billion 0.454%

Next $25 billion 0.452%

Over $50 billion 0.452%

Institutional

First $1 billion 0.369%

Next $1 billion 0.317%

Next $3 billion 0.287%

Next $5 billion 0.267%

Next $15 billion 0.254%

Next $25 billion 0.252%

Over $50 billion 0.252%

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

                      Investor Class                                           5,860

                      Institutional Class                                           1

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

                                A Class                                           127

                      C Class                                           86

73A)           1. Dividends from net investment income

                      Investor Class                                                      $0.1899

                      Institutional Class                                           $0.2011

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

                      A Class                                                      $0.1760

C Class                                            $0.1344

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

                      Investor Class                                           29,939

                                Institutional Class                                           3

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

A Class                                            640

                                C Class                                           650

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

                      Investor Class                                           $11.45

                                Institutional Class                                           $11.45

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

                      A Class                                            $11.44

                      C Class                                            $11.45

Series Number: 5

For period ending 2/28/14

48) Investor, A & C

First $1 billion 0.599%

Next $1 billion 0.547%

Next $3 billion 0.517%

Next $5 billion 0.497%

Next $15 billion 0.484%

Next $25 billion 0.482%

Over $50 billion 0.482%

Institutional

First $1 billion 0.399%

Next $1 billion 0.347%

Next $3 billion 0.317%

Next $5 billion 0.297%

Next $15 billion 0.284%

Next $25 billion 0.282%

Over $50 billion 0.282%

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

                      Investor Class                                           10,395

Institutional Class                                           895                      

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

                      A Class                                           2,056

                                C Class                                           390

73A)           1. Dividends from net investment income

                      Investor Class                                                      $0.2090

                      Institutional Class                                           $0.2184

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

                      A Class                                           $0.1972

                      C Class                                           $0.1616

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

Investor Class                                                      50,281

                      Institutional Class                                                      6,186

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

                      A Class                                           9,811

                      C Class                                           2,256

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

                      Investor Class                                           $9.88

                      Institutional Class                                           $9.88

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

                      A Class                                           $9.88

                      C Class                                           $9.89