Annual Reports 2022 Annual Report 1.5 MB 2023 Proxy Statement 2021 Annual Report 72.7 MB 2022 Proxy Statement Proxy Statements Filing date Form View Mar 24, 2020 DEF 14A View HTML 0001140361-20-006664.pdf 0001140361-20-006664.rtf 0001140361-20-006664.xls Mar 25, 2004 DEF 14A View HTML 0000950144-04-003016.pdf 0000950144-04-003016.rtf 0000950144-04-003016.xls Mar 24, 2009 DEF 14A View HTML 0001188112-09-000654.pdf 0001188112-09-000654.rtf 0001188112-09-000654.xls Mar 27, 1998 DEF 14A View HTML 0000910195-98-000135.pdf 0000910195-98-000135.rtf Form 10-K Filing date View Feb 23, 2024 View HTML 0000857855-24-000010.pdf 0000857855-24-000010.rtf 0000857855-24-000010.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA Feb 24, 2023 View HTML 0000857855-23-000005.pdf 0000857855-23-000005.rtf 0000857855-23-000005.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA Form 10-Q There are no SEC filings available.