(3) | Estimated solely for the purpose of determining the registration fee in accordance with Rule 457(o) of the rules and regulations under the Securities Act, and based upon the maximum aggregate offering price of all securities being registered. The registrant previously paid a registration fee of $11,610 pursuant to the registrant’s registration statement on Form S-3 (No. 333-172372) declared effective by the Securities and Exchange Commission on February 28, 2011 (the “2011 Registration Statement”). Of the $100,000,000 of securities registered under the 2011 Registration Statement, none were sold. The registrant filed a registration statement on Form S-3 (No. 333-192128) declared effective by the Securities and Exchange Commission on January 6, 2014 (the “2014 Registration Statement”), registering $150,000,000 of securities, including, pursuant to Rule 415(a)(6) of the Securities Act, the $100,000,000 of unsold securities covered by the 2011 Registration Statement. The registrant paid a registration fee of $7,710 in connection with the additional $50,000,000 of securities registered under the 2014 Registration Statement. Of the $150,000,000 of securities registered pursuant to the 2014 Registration Statement, none were sold. The registrant filed a registration statement on Form S-3 (No. 333-215436) declared effective by the Securities and Exchange Commission on April 19, 2017 (the “2017 Registration Statement”), registering, pursuant to Rule 415(a)(6) of the Securities Act, the $150,000,000 of unsold securities covered by the 2014 Registration Statement. Of the $150,000,000 of securities registered under the 2017 Registration Statement, none were sold. The registrant filed a registration statement on Form S-3 (No. 333-237624) declared effective by the Securities and Exchange Commission on May 6, 2020 (the “2020 Registration Statement”), registering, pursuant to Rule 415(a)(6) of the Securities Act, the $150,000,000 of unsold securities covered by the 2017 Registration Statement. Of the $150,000,000 of securities registered under the 2020 Registration Statement, $34,018,230 were sold. This registration statement registers securities with a maximum aggregate offering price of $150,000,000, including, pursuant to Rule 415(a)(6) of the Securities Act, the $115,981,770 of unsold securities that had been previously registered under the 2020 Registration Statement (collectively, the “Unsold Securities”). The registrant paid a filing fee of $15,054.43 (calculated at the filing fee rate in effect at the time of the filing of the 2020 Registration Statement) related to the Unsold Securities. Pursuant to Rule 415(a)(6), the filing fee applicable to the Unsold Securities is hereby carried forward to be applied to such Unsold Securities. Pursuant to Rule 415(a)(6) of the Securities Act, the offering of the Unsold Securities under the 2020 Registration Statement will be deemed terminated as of the date of effectiveness of this registration statement. |