NASDAQ : IEI
$0.03 (0.03%)
0.36254
Per Share2026-07-01
2026-06-30
2026-07-07
| Announced | Period | Amount | Ex-Dividend Date | Record Date | Payable Date |
|---|---|---|---|---|---|
| 2026-07-01 | Quarterly | 0.36254 | 2026-06-30 | 2026-07-01 | 2026-07-07 |
| 2026-06-01 | Quarterly | 0.36942 | 2026-05-29 | 2026-06-01 | 2026-06-04 |
| 2026-05-01 | Quarterly | 0.35965 | 2026-04-30 | 2026-05-01 | 2026-05-06 |
| 2026-04-01 | Quarterly | 0.36149 | 2026-03-31 | 2026-04-01 | 2026-04-07 |
| 2026-03-02 | Quarterly | 0.3312 | 2026-02-27 | 2026-03-02 | 2026-03-05 |
| 2026-02-02 | Quarterly | 0.36704 | 2026-01-30 | 2026-02-02 | 2026-02-05 |
| 2025-12-19 | Quarterly | 0.37109 | 2025-12-18 | 2025-12-19 | 2025-12-24 |
| 2025-12-01 | Quarterly | 0.35018 | 2025-11-28 | 2025-12-01 | 2025-12-04 |
| 2025-11-03 | Quarterly | 0.36617 | 2025-10-31 | 2025-11-03 | 2025-11-06 |
| 2025-10-01 | Quarterly | 0.34615 | 2025-09-30 | 2025-10-01 | 2025-10-06 |
| 2025-09-02 | Quarterly | 0.34846 | 2025-08-29 | 2025-09-02 | 2025-09-05 |
| 2025-08-01 | Quarterly | 0.35058 | 2025-07-31 | 2025-08-01 | 2025-08-06 |
| 2025-07-01 | Quarterly | 0.34222 | 2025-06-30 | 2025-07-01 | 2025-07-07 |
| 2025-06-02 | Quarterly | 0.36288 | 2025-05-30 | 2025-06-02 | 2025-06-05 |
| 2025-05-01 | Quarterly | 0.33504 | 2025-04-30 | 2025-05-01 | 2025-05-06 |
| 2025-04-01 | Quarterly | 0.34173 | 2025-03-31 | 2025-04-01 | 2025-04-04 |
| 2025-03-03 | Quarterly | 0.30383 | 2025-02-28 | 2025-03-03 | 2025-03-06 |
| 2025-02-03 | Quarterly | 0.32921 | 2025-01-31 | 2025-02-03 | 2025-02-06 |
| 2024-12-18 | Quarterly | 0.3303 | 2024-06-24 | 2024-12-18 | 2024-12-23 |
| 2024-12-02 | Quarterly | 0.31107 | 2024-06-24 | 2024-12-02 | 2024-12-05 |
| 2024-11-01 | Quarterly | 0.32026 | 2024-06-24 | 2024-11-01 | 2024-11-06 |
| 2024-10-01 | Quarterly | 0.31493 | 2024-06-24 | 2024-10-01 | 2024-10-04 |
| 2024-09-03 | Quarterly | 0.31975 | 2024-06-24 | 2024-09-03 | 2024-09-06 |
| 2024-08-01 | Quarterly | 0.31544 | 2024-06-24 | 2024-08-01 | 2024-08-06 |
| 2024-07-01 | Quarterly | 0.30116 | 2024-06-24 | 2024-07-01 | 2024-07-05 |
| 2024-06-03 | Quarterly | 0.29916 | 2024-05-31 | 2024-06-03 | 2024-06-07 |
| 2024-05-01 | Quarterly | 0.29555 | 2024-04-30 | 2024-05-02 | 2024-05-07 |
| 2024-04-01 | Quarterly | 0.30563 | 2024-03-28 | 2024-04-02 | 2024-04-05 |
| 2024-03-01 | Quarterly | 0.27485 | 2024-02-29 | 2024-03-04 | 2024-03-07 |
| 2024-02-01 | Quarterly | 0.28656 | 2024-01-31 | 2024-02-02 | 2024-02-07 |
| 2023-12-01 | Quarterly | 0.27505 | 2023-11-30 | 2023-12-04 | 2023-12-07 |
| 2023-11-01 | Quarterly | 0.27472 | 2023-10-31 | 2023-11-02 | 2023-11-07 |
| 2023-10-02 | Quarterly | 0.24271 | 2023-09-29 | 2023-10-03 | 2023-10-06 |
| 2023-09-01 | Quarterly | 0.23159 | 2023-08-31 | 2023-09-05 | 2023-09-08 |
| 2023-08-01 | Quarterly | 0.22774 | 2023-07-31 | 2023-08-02 | 2023-08-07 |
| 2023-07-03 | Quarterly | 0.22214 | 2023-06-30 | 2023-07-05 | 2023-07-10 |
| 2023-06-01 | Quarterly | 0.21968 | 2023-05-31 | 2023-06-02 | 2023-06-07 |
| 2023-05-01 | Quarterly | 0.20148 | 2023-04-28 | 2023-05-02 | 2023-05-05 |
| 2023-05-01 | Quarterly | 0.20148 | 2023-04-28 | 2023-05-02 | 2023-05-05 |
| 2023-04-03 | Quarterly | 0.2038 | 2023-03-31 | 2023-04-04 | 2023-04-07 |
| 2023-03-01 | Quarterly | 0.19201 | 2023-02-28 | 2023-03-02 | 2023-03-07 |
| 2023-02-01 | Quarterly | 0.181 | 2023-01-31 | 2023-02-02 | 2023-02-07 |
| 2022-12-01 | Quarterly | 0.183 | 2022-11-30 | 2022-12-02 | 2022-12-07 |
| 2022-11-01 | Quarterly | 0.17251 | 2022-10-31 | 2022-11-02 | 2022-11-07 |
| 2022-10-03 | Quarterly | 0.162 | 2022-09-30 | 2022-10-04 | 2022-10-07 |
| 2022-09-01 | Quarterly | 0.152 | 2022-08-31 | 2022-09-02 | 2022-09-08 |
| 2022-08-01 | Quarterly | 0.143 | 2022-07-29 | 2022-08-02 | 2022-08-05 |
| 2022-07-01 | Quarterly | 0.119 | 2022-06-30 | 2022-07-05 | 2022-07-08 |
| 2022-06-01 | Quarterly | 0.10062 | 2022-05-31 | 2022-06-02 | 2022-06-07 |
| 2022-06-01 | Quarterly | 0.101 | 2022-05-31 | 2022-06-02 | 2022-06-07 |
| 2022-05-02 | Quarterly | 0.095 | 2022-04-29 | 2022-05-03 | 2022-05-06 |
| 2022-04-01 | Quarterly | 0.097 | 2022-03-31 | 2022-04-04 | 2022-04-07 |
| 2022-03-01 | Quarterly | 0.079 | 2022-02-28 | 2022-03-02 | 2022-03-07 |
| 2022-02-01 | Quarterly | 0.081 | 2022-01-31 | 2022-02-02 | 2022-02-07 |
| 2021-12-16 | Quarterly | 0.083 | 2021-12-15 | 2021-12-17 | 2021-12-22 |
| 2021-12-01 | Quarterly | 0.076 | 2021-11-30 | 2021-12-02 | 2021-12-07 |
| 2021-11-01 | Quarterly | 0.078 | 2021-10-29 | 2021-11-02 | 2021-11-05 |
| 2021-10-01 | Quarterly | 0.074 | 2021-09-30 | 2021-10-04 | 2021-10-07 |
| 2021-09-01 | Quarterly | 0.079 | 2021-08-31 | 2021-09-02 | 2021-09-08 |
| 2021-08-02 | Quarterly | 0.078 | 2021-07-30 | 2021-08-03 | 2021-08-06 |
| 2021-07-01 | Quarterly | 0.074 | 2020-12-03 | 2021-07-02 | 2021-07-08 |
| 2021-06-01 | Quarterly | 0.076 | 2020-12-03 | 2021-06-02 | 2021-06-07 |
| 2021-05-03 | Quarterly | 0.079 | 2020-12-03 | 2021-05-04 | 2021-05-07 |
| 2021-04-01 | Quarterly | 0.078 | 2020-12-03 | 2021-04-05 | 2021-04-08 |
| 2021-03-01 | Quarterly | 0.078 | 2020-12-03 | 2021-03-02 | 2021-03-05 |
| 2021-02-01 | Quarterly | 0.087 | 2020-12-03 | 2021-02-02 | 2021-02-05 |
| 2020-12-17 | Quarterly | 0.087 | 2019-12-11 | 2020-12-18 | 2020-12-23 |
| 2020-12-01 | Quarterly | 0.09 | 2019-12-11 | 2020-12-02 | 2020-12-07 |
| 2020-11-02 | Quarterly | 0.092 | 2019-12-11 | 2020-11-03 | 2020-11-06 |
| 2020-10-01 | Quarterly | 0.095 | 2019-12-11 | 2020-10-02 | 2020-10-07 |
| 2020-09-01 | Quarterly | 0.106 | 2019-12-11 | 2020-09-02 | 2020-09-08 |
| 2020-08-03 | Quarterly | 0.115 | 2019-12-11 | 2020-08-04 | 2020-08-07 |
| 2020-07-01 | Quarterly | 0.114 | 2019-12-11 | 2020-07-02 | 2020-07-08 |
| 2020-06-01 | Quarterly | 0.124 | 2019-12-11 | 2020-06-02 | 2020-06-05 |
| 2020-05-01 | Quarterly | 0.125 | 2019-12-11 | 2020-05-04 | 2020-05-07 |
| 2020-04-01 | Quarterly | 0.162 | 2019-12-11 | 2020-04-02 | 2020-04-07 |
| 2020-03-02 | Quarterly | 0.181 | 2019-12-11 | 2020-03-03 | 2020-03-06 |
| 2020-02-03 | Quarterly | 0.199 | 2019-12-11 | 2020-02-04 | 2020-02-07 |
| 2019-12-19 | Quarterly | 0.1769 | 2019-12-18 | 2019-12-20 | 2019-12-26 |
| 2019-12-02 | Quarterly | 0.18219 | 2018-12-17 | 2019-12-03 | 2019-12-06 |
| 2019-11-01 | Quarterly | 0.191 | 2018-12-17 | 2019-11-04 | 2019-11-07 |
| 2019-10-01 | Quarterly | 0.2 | 2018-12-17 | 2019-10-02 | 2019-10-07 |
| 2019-09-03 | Quarterly | 0.215 | 2018-12-17 | 2019-09-04 | 2019-09-09 |
| 2019-08-01 | Quarterly | 0.219 | 2018-12-17 | 2019-08-02 | 2019-08-07 |
| 2019-07-01 | Quarterly | 0.213 | 2018-12-17 | 2019-07-02 | 2019-07-08 |
| 2019-06-03 | Quarterly | 0.226 | 2019-05-31 | 2019-06-04 | 2019-06-07 |
| 2019-05-01 | Quarterly | 0.228 | 2019-04-30 | 2019-05-02 | 2019-05-07 |
| 2019-04-01 | Quarterly | 0.229 | 2019-03-29 | 2019-04-02 | 2019-04-05 |
| 2019-03-01 | Quarterly | 0.218 | 2019-02-28 | 2019-03-04 | 2019-03-07 |
| 2019-02-01 | Quarterly | 0.23 | 2019-01-31 | 2019-02-04 | 2019-02-07 |
| 2018-12-18 | Quarterly | 0.21603 | 2018-12-17 | 2018-12-19 | 2018-12-24 |
| 2018-12-03 | Quarterly | 0.21164 | 2018-11-30 | 2018-12-04 | 2018-12-07 |
| 2018-11-01 | Quarterly | 0.219 | 2018-10-31 | 2018-11-02 | 2018-11-07 |
| 2018-10-01 | Quarterly | 0.209 | 2018-09-28 | 2018-10-02 | 2018-10-05 |
| 2018-09-04 | Quarterly | 0.204 | 2018-08-31 | 2018-09-05 | 2018-09-10 |
| 2018-08-01 | Quarterly | 0.211 | 2018-07-31 | 2018-08-02 | 2018-08-07 |
| 2018-07-02 | Quarterly | 0.193 | 2018-06-29 | 2018-07-03 | 2018-07-09 |
| 2018-06-01 | Quarterly | 0.206 | 2018-05-31 | 2018-06-04 | 2018-06-07 |
| 2018-05-01 | Quarterly | 0.191 | 2018-04-30 | 2018-05-02 | 2018-05-07 |
| 2018-04-02 | Quarterly | 0.178 | 2018-03-29 | 2018-04-03 | 2018-04-06 |
| 2018-03-01 | Quarterly | 0.163 | 2018-02-28 | 2018-03-02 | 2018-03-07 |
| 2018-02-01 | Quarterly | 0.166 | 2018-01-31 | 2018-02-02 | 2018-02-07 |
| 2017-12-21 | Quarterly | 0.169 | 2017-12-20 | 2017-12-22 | 2017-12-28 |
| 2017-12-01 | Quarterly | 0.161 | 2017-11-30 | 2017-12-04 | 2017-12-07 |
| 2017-11-01 | Quarterly | 0.165 | 2017-10-31 | 2017-11-02 | 2017-11-07 |
| 2017-10-02 | Quarterly | 0.158 | 2017-09-29 | 2017-10-03 | 2017-10-06 |
| 2017-09-01 | Quarterly | 0.161 | 2017-08-31 | 2017-09-06 | 2017-09-08 |
| 2017-08-01 | Quarterly | 0.161 | 2017-07-31 | 2017-08-03 | 2017-08-07 |
| 2017-07-03 | Quarterly | 0.152 | 2017-06-30 | 2017-07-06 | 2017-07-10 |
| 2017-06-01 | Quarterly | 0.154 | 2017-05-31 | 2017-06-05 | 2017-06-07 |
| 2017-05-01 | Quarterly | 0.148 | 2017-04-28 | 2017-05-03 | 2017-05-05 |
| 2017-04-03 | Quarterly | 0.144 | 2017-03-31 | 2017-04-05 | 2017-04-07 |
| 2017-03-01 | Quarterly | 0.132 | 2017-02-28 | 2017-03-03 | 2017-03-07 |
| 2017-02-01 | Quarterly | 0.141 | 2017-01-31 | 2017-02-03 | 2017-02-07 |
| 2016-12-22 | Quarterly | 0.125 | 2016-12-21 | 2016-12-27 | 2016-12-29 |
| 2016-12-01 | Quarterly | 0.131 | 2016-11-30 | 2016-12-05 | 2016-12-07 |
| 2016-11-01 | Quarterly | 0.135 | 2016-10-31 | 2016-11-03 | 2016-11-07 |
| 2016-10-03 | Quarterly | 0.13 | 2016-09-30 | 2016-10-05 | 2016-10-07 |
| 2016-09-01 | Quarterly | 0.133 | 2016-08-31 | 2016-09-06 | 2016-09-08 |
| 2016-08-01 | Quarterly | 0.135 | 2016-07-29 | 2016-08-03 | 2016-08-05 |
| 2016-07-01 | Quarterly | 0.134 | 2016-06-30 | 2016-07-06 | 2016-07-08 |
| 2016-06-01 | Quarterly | 0.14 | 2016-05-31 | 2016-06-03 | 2016-06-07 |
| 2016-05-02 | Quarterly | 0.138 | 2016-04-29 | 2016-05-04 | 2016-05-06 |
| 2016-04-01 | Quarterly | 0.145 | 2016-03-31 | 2016-04-05 | 2016-04-07 |
| 2016-03-01 | Quarterly | 0.133 | 2016-02-29 | 2016-03-03 | 2016-03-07 |
| 2016-02-01 | Quarterly | 0.148 | 2016-01-29 | 2016-02-03 | 2016-02-05 |
| 2015-12-24 | Quarterly | 0.148 | 2015-12-23 | 2015-12-29 | 2015-12-31 |
| 2015-12-01 | Quarterly | 0.145 | 2015-11-30 | 2015-12-03 | 2015-12-07 |
| 2015-11-02 | Quarterly | 0.147 | 2015-10-30 | 2015-11-04 | 2015-11-06 |
| 2015-10-01 | Quarterly | 0.143 | 2015-09-30 | 2015-10-05 | 2015-10-07 |
| 2015-09-01 | Quarterly | 0.145 | 2015-08-31 | 2015-09-03 | 2015-09-08 |
| 2015-08-03 | Quarterly | 0.145 | 2015-07-31 | 2015-08-05 | 2015-08-07 |
| 2015-07-01 | Quarterly | 0.135 | 2015-06-30 | 2015-07-06 | 2015-07-08 |
| 2015-06-01 | Quarterly | 0.148 | 2015-05-29 | 2015-06-03 | 2015-06-05 |
| 2015-05-01 | Quarterly | 0.136 | 2015-04-30 | 2015-05-05 | 2015-05-07 |
| 2015-04-01 | Quarterly | 0.142 | 2015-03-31 | 2015-04-06 | 2015-04-08 |
| 2015-03-02 | Quarterly | 0.129 | 2015-02-27 | 2015-03-04 | 2015-03-06 |
| 2015-02-02 | Quarterly | 0.142 | 2015-01-30 | 2015-02-04 | 2015-02-06 |
| 2014-12-24 | Quarterly | 0.134 | 2014-12-23 | 2014-12-29 | 2014-12-31 |
| 2014-12-01 | Quarterly | 0.14 | 2014-11-28 | 2014-12-03 | 2014-12-05 |
| 2014-11-03 | Quarterly | 0.137 | 2014-10-31 | 2014-11-05 | 2014-11-07 |
| 2014-10-01 | Quarterly | 0.137 | 2014-09-30 | 2014-10-03 | 2014-10-07 |
| 2014-09-02 | Quarterly | 0.13 | 2014-08-29 | 2014-09-04 | 2014-09-08 |
| 2014-08-01 | Quarterly | 0.129 | 2014-07-31 | 2014-08-05 | 2014-08-07 |
| 2014-07-01 | Quarterly | 0.123 | 2014-06-30 | 2014-07-03 | 2014-07-08 |
| 2014-06-02 | Quarterly | 0.123 | 2014-05-30 | 2014-06-04 | 2014-06-06 |
| 2014-05-01 | Quarterly | 0.12 | 2014-04-30 | 2014-05-05 | 2014-05-07 |
| 2014-04-01 | Quarterly | 0.123 | 2014-03-31 | 2014-04-03 | 2014-04-07 |
| 2014-03-03 | Quarterly | 0.103 | 2014-02-28 | 2014-03-05 | 2014-03-07 |
| 2014-02-03 | Quarterly | 0.108 | 2014-01-31 | 2014-02-05 | 2014-02-07 |
| 2013-12-26 | Quarterly | 0.096 | 2013-12-24 | 2013-12-30 | 2014-01-02 |
| 2013-12-02 | Quarterly | 0.093 | 2013-11-29 | 2013-12-04 | 2013-12-06 |
| 2013-11-01 | Quarterly | 0.106 | 2013-10-31 | 2013-11-05 | 2013-11-07 |
| 2013-10-01 | Quarterly | 0.095 | 2013-09-30 | 2013-10-03 | 2013-10-07 |
| 2013-09-03 | Quarterly | 0.08 | 2013-08-30 | 2013-09-05 | 2013-09-09 |
| 2013-08-01 | Quarterly | 0.087 | 2013-07-31 | 2013-08-05 | 2013-08-07 |
| 2013-07-01 | Quarterly | 0.062 | 2013-06-28 | 2013-07-03 | 2013-07-08 |
| 2013-06-03 | Quarterly | 0.058 | 2013-05-31 | 2013-06-05 | 2013-06-07 |
| 2013-05-01 | Quarterly | 0.062 | 2013-04-30 | 2013-05-03 | 2013-05-07 |
| 2013-04-01 | Quarterly | 0.066 | 2013-03-28 | 2013-04-03 | 2013-04-05 |
| 2013-03-01 | Quarterly | 0.057 | 2013-02-28 | 2013-03-05 | 2013-03-07 |
| 2013-02-01 | Quarterly | 0.066 | 2013-01-31 | 2013-02-05 | 2013-02-07 |
| 2012-12-26 | Quarterly | 0.063 | 2012-12-24 | 2012-12-28 | 2013-01-02 |
| 2012-12-03 | Quarterly | 0.058 | 2012-11-30 | 2012-12-05 | 2012-12-07 |
| 2012-11-01 | Quarterly | 0.063067 | 2012-10-31 | 2012-11-05 | 2012-11-07 |
| 2012-10-01 | Quarterly | 0.063 | 2012-10-03 | 2012-10-05 | |
| 2012-09-04 | Quarterly | 0.068 | 2012-09-06 | 2012-09-10 | |
| 2012-08-01 | Quarterly | 0.091 | 2012-08-03 | 2012-08-07 | |
| 2012-07-02 | Quarterly | 0.097 | 2012-07-05 | 2012-07-09 | |
| 2012-06-01 | Quarterly | 0.106 | 2012-06-05 | 2012-06-07 | |
| 2012-05-01 | Quarterly | 0.111 | 2012-05-03 | 2012-05-07 | |
| 2012-04-02 | Quarterly | 0.113 | 2012-04-04 | 2012-04-09 | |
| 2012-03-01 | Quarterly | 0.11 | 2012-03-05 | 2012-03-07 | |
| 2012-02-01 | Quarterly | 0.126 | 2012-02-03 | 2012-02-07 | |
| 2011-12-27 | Quarterly | 0.121 | 2011-12-29 | 2012-01-04 | |
| 2011-12-01 | Quarterly | 0.13 | 2011-12-05 | 2011-12-07 | |
| 2011-11-01 | Quarterly | 0.154 | 2011-11-03 | 2011-11-07 | |
| 2011-10-03 | Quarterly | 0.145 | 2011-10-05 | 2011-10-07 | |
| 2011-09-01 | Quarterly | 0.164 | 2011-09-06 | 2011-09-08 | |
| 2011-08-01 | Quarterly | 0.188 | 2011-08-03 | 2011-08-05 | |
| 2011-07-01 | Quarterly | 0.183 | 2011-06-30 | 2011-07-06 | 2011-07-08 |
| 2011-06-01 | Quarterly | 0.199 | 2011-05-31 | 2011-06-03 | 2011-06-07 |
| 2011-05-02 | Quarterly | 0.193 | 2011-04-29 | 2011-05-04 | 2011-05-06 |
| 2011-04-01 | Quarterly | 0.198 | 2011-03-31 | 2011-04-05 | 2011-04-07 |
| 2011-03-01 | Quarterly | 0.177 | 2011-03-03 | 2011-03-07 | |
| 2011-02-01 | Quarterly | 0.191 | 2011-02-03 | 2011-02-07 | |
| 2010-12-28 | Quarterly | 0.197 | 2010-12-30 | 2011-01-04 | |
| 2010-12-01 | Quarterly | 0.175 | 2010-12-03 | 2010-12-07 | |
| 2010-11-01 | Quarterly | 0.183 | 2010-11-03 | 2010-11-05 | |
| 2010-10-01 | Quarterly | 0.19 | 2010-10-05 | 2010-10-07 | |
| 2010-09-01 | Quarterly | 0.175 | 2010-09-03 | 2010-09-08 | |
| 2010-08-02 | Quarterly | 0.203 | 2010-08-04 | 2010-08-06 | |
| 2010-07-01 | Quarterly | 0.202 | 2010-07-06 | 2010-07-08 | |
| 2010-06-01 | Quarterly | 0.231 | 2010-06-03 | 2010-06-07 | |
| 2010-05-03 | Quarterly | 0.227 | 2010-05-05 | 2010-05-07 | |
| 2010-04-01 | Quarterly | 0.23 | 2010-04-06 | 2010-04-08 | |
| 2010-03-01 | Quarterly | 0.204 | 2010-03-03 | 2010-03-05 | |
| 2010-02-01 | Quarterly | 0.225 | 2010-02-03 | 2010-02-05 | |
| 2009-12-29 | Quarterly | 0.213 | 2009-12-31 | 2010-01-05 | |
| 2009-12-01 | Quarterly | 0.512 | 2009-12-03 | 2009-12-07 | |
| 2009-11-02 | Quarterly | 0.725 | 2009-11-04 | 2009-11-06 | |
| 2009-10-01 | Quarterly | 0.217 | 2009-10-05 | 2009-10-07 | |
| 2009-09-01 | Quarterly | 0.218 | 2009-09-03 | 2009-09-08 | |
| 2009-08-03 | Quarterly | 0.22 | 2009-08-05 | 2009-08-07 | |
| 2009-07-01 | Quarterly | 0.211 | 2009-07-06 | 2009-07-08 | |
| 2009-06-01 | Quarterly | 0.22 | 2009-06-03 | 2009-06-05 | |
| 2009-05-01 | Quarterly | 0.199 | 2009-05-05 | 2009-05-07 | |
| 2009-04-01 | Quarterly | 0.236 | 2009-04-03 | 2009-04-07 | |
| 2009-03-02 | Quarterly | 0.226 | 2009-03-04 | 2009-03-06 | |
| 2009-02-02 | Quarterly | 0.257 | 2009-02-04 | 2009-02-06 | |
| 2008-12-29 | Quarterly | 0.293 | 2008-12-31 | 2009-01-02 | |
| 2008-12-01 | Quarterly | 0.263 | 2008-12-03 | 2008-12-05 | |
| 2008-11-03 | Quarterly | 0.29 | 2008-11-05 | 2008-11-07 | |
| 2008-10-01 | Quarterly | 0.255 | 2008-10-03 | 2008-10-07 | |
| 2008-09-02 | Quarterly | 0.265 | 2008-09-04 | 2008-09-08 | |
| 2008-08-01 | Quarterly | 0.268 | 2008-08-05 | 2008-08-07 | |
| 2008-07-01 | Quarterly | 0.277 | 2008-07-03 | 2008-07-08 | |
| 2008-06-02 | Quarterly | 0.283 | 2008-06-04 | 2008-06-06 | |
| 2008-05-01 | Quarterly | 0.269 | 2008-05-05 | 2008-05-07 | |
| 2008-04-01 | Quarterly | 0.254 | 2008-04-03 | 2008-04-07 | |
| 2008-03-03 | Quarterly | 0.243 | 2008-03-05 | 2008-03-07 | |
| 2008-02-01 | Quarterly | 0.273 | 2008-02-05 | 2008-02-07 | |
| 2007-12-27 | Quarterly | 0.332 | 2007-12-31 | 2008-01-03 | |
| 2007-12-03 | Quarterly | 0.342 | 2007-12-05 | 2007-12-07 | |
| 2007-11-01 | Quarterly | 0.362 | 2007-11-05 | 2007-11-07 | |
| 2007-10-01 | Quarterly | 0.362 | 2007-10-03 | 2007-10-05 | |
| 2007-09-04 | Quarterly | 0.379 | 2007-09-06 | 2007-09-10 | |
| 2007-08-01 | Quarterly | 0.37 | 2007-08-03 | 2007-08-07 | |
| 2007-07-02 | Quarterly | 0.396 | 2007-07-05 | 2007-07-09 | |
| 2007-06-01 | Quarterly | 0.383 | 2007-06-05 | 2007-06-07 | |
| 2007-05-01 | Quarterly | 0.372 | 2007-05-03 | 2007-05-07 | |
| 2007-04-02 | Quarterly | 0.364 | 2007-04-04 | 2007-04-09 | |
| 2007-03-01 | Quarterly | 0.359 | 2007-03-05 | 2007-03-07 | |
| 2007-02-01 | Quarterly | 0.247 | 2007-02-05 | 2007-02-07 |