Annual Reports and Proxy Materials Annual Reports and Proxy Materials ANNUAL REPORTS Filing date View Mar 25, 2015 View HTML 0001193125-15-103624.pdf 0001193125-15-103624.rtf 0001193125-15-103624.xls EX-101.INS - XBRL INSTANCE DOCUMENT LETTER TO SHAREHOLDERS There are no items to display. PROXY STATEMENTS Filing date View Apr 30, 2015 View HTML 0001193125-15-162486.pdf 0001193125-15-162486.rtf 0001193125-15-162486.xls May 04, 2016 View HTML 0001193125-16-577958.pdf 0001193125-16-577958.rtf 0001193125-16-577958.xls Apr 28, 2017 View HTML 0001193125-17-148291.pdf 0001193125-17-148291.rtf 0001193125-17-148291.xls Apr 18, 2018 View HTML 0001193125-18-121231.pdf 0001193125-18-121231.rtf 0001193125-18-121231.xls Apr 26, 2019 View HTML 0001193125-19-122675.pdf 0001193125-19-122675.rtf 0001193125-19-122675.xls Dec 18, 2019 View HTML 0001193125-19-316829.pdf 0001193125-19-316829.rtf 0001193125-19-316829.xls Dec 18, 2019 View HTML 0001193125-19-317565.pdf 0001193125-19-317565.rtf 0001193125-19-317565.xls Jan 13, 2020 View HTML 0001193125-20-005894.pdf 0001193125-20-005894.rtf 0001193125-20-005894.xls
Annual Reports and Proxy Materials ANNUAL REPORTS Filing date View Mar 25, 2015 View HTML 0001193125-15-103624.pdf 0001193125-15-103624.rtf 0001193125-15-103624.xls EX-101.INS - XBRL INSTANCE DOCUMENT LETTER TO SHAREHOLDERS There are no items to display. PROXY STATEMENTS Filing date View Apr 30, 2015 View HTML 0001193125-15-162486.pdf 0001193125-15-162486.rtf 0001193125-15-162486.xls May 04, 2016 View HTML 0001193125-16-577958.pdf 0001193125-16-577958.rtf 0001193125-16-577958.xls Apr 28, 2017 View HTML 0001193125-17-148291.pdf 0001193125-17-148291.rtf 0001193125-17-148291.xls Apr 18, 2018 View HTML 0001193125-18-121231.pdf 0001193125-18-121231.rtf 0001193125-18-121231.xls Apr 26, 2019 View HTML 0001193125-19-122675.pdf 0001193125-19-122675.rtf 0001193125-19-122675.xls Dec 18, 2019 View HTML 0001193125-19-316829.pdf 0001193125-19-316829.rtf 0001193125-19-316829.xls Dec 18, 2019 View HTML 0001193125-19-317565.pdf 0001193125-19-317565.rtf 0001193125-19-317565.xls Jan 13, 2020 View HTML 0001193125-20-005894.pdf 0001193125-20-005894.rtf 0001193125-20-005894.xls