Document Format Files
| Seq | Description | Document | Type | Size |
|---|---|---|---|---|
| 1 | FORM 20-F | e-20211231x20f.htm iXBRL | 20-F | 26542812 |
| 2 | EXHIBIT 12.1 | e-20211231xex12d1.htm | EX-12.1 | 12310 |
| 3 | EXHIBIT 12.2 | e-20211231xex12d2.htm | EX-12.2 | 12727 |
| 4 | EXHIBIT 13.1 | e-20211231xex13d1.htm | EX-13.1 | 7328 |
| 5 | EXHIBIT 13.2 | e-20211231xex13d2.htm | EX-13.2 | 6864 |
| 6 | EXHIBIT 15.A (I) | e-20211231xex15dai.htm | EX-15.A (I) | 274563 |
| 7 | EXHIBIT 15.A (II) | e-20211231xex15daii.htm | EX-15.A (II) | 110745 |
| 8 | EXHIBIT 15.A (III) | e-20211231xex15daiii.htm | EX-15.A (III) | 131458 |
| 9 | EXHIBIT 15.A (IV) | e-20211231xex15daiv.htm | EX-15.A (IV) | 144624 |
| 15 | GRAPHIC | e-20211231x20f012.jpg | GRAPHIC | 44894 |
| 16 | GRAPHIC | e-20211231x20f013.jpg | GRAPHIC | 38969 |
| 17 | GRAPHIC | e-20211231x20f014.jpg | GRAPHIC | 52588 |
| 18 | GRAPHIC | e-20211231x20f015.jpg | GRAPHIC | 58314 |
| 19 | GRAPHIC | e-20211231x20f016.jpg | GRAPHIC | 46793 |
| 20 | GRAPHIC | e-20211231xex15daig001.jpg | GRAPHIC | 188548 |
| 21 | GRAPHIC | e-20211231xex15daig002.jpg | GRAPHIC | 90894 |
| 22 | GRAPHIC | e-20211231xex15daig003.jpg | GRAPHIC | 30153 |
| 23 | GRAPHIC | e-20211231xex15daig004.jpg | GRAPHIC | 154878 |
| 24 | GRAPHIC | e-20211231xex15daig005.jpg | GRAPHIC | 161814 |
| 25 | GRAPHIC | e-20211231xex15daig006.jpg | GRAPHIC | 255634 |
| 26 | GRAPHIC | e-20211231xex15daig007.jpg | GRAPHIC | 219505 |
| 27 | GRAPHIC | e-20211231xex15daig008.jpg | GRAPHIC | 221298 |
| 28 | GRAPHIC | e-20211231xex15daig009.jpg | GRAPHIC | 119590 |
| 29 | GRAPHIC | e-20211231xex15daig010.jpg | GRAPHIC | 208202 |
| 30 | GRAPHIC | e-20211231xex15daig011.jpg | GRAPHIC | 112734 |
| 31 | GRAPHIC | e-20211231xex15daig012.jpg | GRAPHIC | 171887 |
| 32 | GRAPHIC | e-20211231xex15daig013.jpg | GRAPHIC | 138184 |
| 33 | GRAPHIC | e-20211231xex15daig014.jpg | GRAPHIC | 203947 |
| 34 | GRAPHIC | e-20211231xex15daig015.jpg | GRAPHIC | 183542 |
| 35 | GRAPHIC | e-20211231xex15daig016.jpg | GRAPHIC | 198037 |
| 36 | GRAPHIC | e-20211231xex15daig017.jpg | GRAPHIC | 220373 |
| 37 | GRAPHIC | e-20211231xex15daig018.jpg | GRAPHIC | 96729 |
| 38 | GRAPHIC | e-20211231xex15daig019.jpg | GRAPHIC | 112909 |
| 39 | GRAPHIC | e-20211231xex15daig020.jpg | GRAPHIC | 87502 |
| 40 | GRAPHIC | e-20211231xex15daig021.jpg | GRAPHIC | 85308 |
| 41 | GRAPHIC | e-20211231xex15daig022.jpg | GRAPHIC | 213641 |
| 42 | GRAPHIC | e-20211231xex15daig023.jpg | GRAPHIC | 229921 |
| 43 | GRAPHIC | e-20211231xex15daig024.jpg | GRAPHIC | 220659 |
| 44 | GRAPHIC | e-20211231xex15daig025.jpg | GRAPHIC | 246063 |
| 45 | GRAPHIC | e-20211231xex15daig026.jpg | GRAPHIC | 226412 |
| 46 | GRAPHIC | e-20211231xex15daig027.jpg | GRAPHIC | 214489 |
| 47 | GRAPHIC | e-20211231xex15daig028.jpg | GRAPHIC | 230982 |
| 48 | GRAPHIC | e-20211231xex15daig029.jpg | GRAPHIC | 223179 |
| 49 | GRAPHIC | e-20211231xex15daig030.jpg | GRAPHIC | 204265 |
| 50 | GRAPHIC | e-20211231xex15daig031.jpg | GRAPHIC | 194333 |
| 51 | GRAPHIC | e-20211231xex15daig032.jpg | GRAPHIC | 227313 |
| 52 | GRAPHIC | e-20211231xex15daig033.jpg | GRAPHIC | 244327 |
| 53 | GRAPHIC | e-20211231xex15daig034.jpg | GRAPHIC | 187047 |
| 54 | GRAPHIC | e-20211231xex15daig035.jpg | GRAPHIC | 200662 |
| 55 | GRAPHIC | e-20211231xex15daig036.jpg | GRAPHIC | 249525 |
| 56 | GRAPHIC | e-20211231xex15daig037.jpg | GRAPHIC | 139400 |
| 57 | GRAPHIC | e-20211231xex15daig038.jpg | GRAPHIC | 117700 |
| 58 | GRAPHIC | e-20211231xex15daig039.jpg | GRAPHIC | 206155 |
| 59 | GRAPHIC | e-20211231xex15daig040.jpg | GRAPHIC | 169838 |
| 60 | GRAPHIC | e-20211231xex15daig041.jpg | GRAPHIC | 111910 |
| 61 | GRAPHIC | e-20211231xex15daig042.jpg | GRAPHIC | 145488 |
| 62 | GRAPHIC | e-20211231xex15daig043.jpg | GRAPHIC | 170567 |
| 63 | GRAPHIC | e-20211231xex15daig044.jpg | GRAPHIC | 191172 |
| 64 | GRAPHIC | e-20211231xex15daig045.jpg | GRAPHIC | 158052 |
| 65 | GRAPHIC | e-20211231xex15daig046.jpg | GRAPHIC | 191928 |
| 66 | GRAPHIC | e-20211231xex15daig047.jpg | GRAPHIC | 172653 |
| 67 | GRAPHIC | e-20211231xex15daig048.jpg | GRAPHIC | 173579 |
| 68 | GRAPHIC | e-20211231xex15daig049.jpg | GRAPHIC | 189525 |
| 69 | GRAPHIC | e-20211231xex15daig050.jpg | GRAPHIC | 167242 |
| 70 | GRAPHIC | e-20211231xex15daig051.jpg | GRAPHIC | 182357 |
| 71 | GRAPHIC | e-20211231xex15daig052.jpg | GRAPHIC | 202964 |
| 72 | GRAPHIC | e-20211231xex15daig053.jpg | GRAPHIC | 207461 |
| 73 | GRAPHIC | e-20211231xex15daig054.jpg | GRAPHIC | 208671 |
| 74 | GRAPHIC | e-20211231xex15daig055.jpg | GRAPHIC | 196041 |
| 75 | GRAPHIC | e-20211231xex15daig056.jpg | GRAPHIC | 153024 |
| 76 | GRAPHIC | e-20211231xex15daig057.jpg | GRAPHIC | 214856 |
| 77 | GRAPHIC | e-20211231xex15daig058.jpg | GRAPHIC | 106462 |
| 78 | GRAPHIC | e-20211231xex15daig059.jpg | GRAPHIC | 230760 |
| 79 | GRAPHIC | e-20211231xex15daig060.jpg | GRAPHIC | 144882 |
| 80 | GRAPHIC | e-20211231xex15daig061.jpg | GRAPHIC | 143890 |
| 81 | GRAPHIC | e-20211231xex15daig062.jpg | GRAPHIC | 151330 |
| 82 | GRAPHIC | e-20211231xex15daig063.jpg | GRAPHIC | 142945 |
| 83 | GRAPHIC | e-20211231xex15daig064.jpg | GRAPHIC | 124009 |
| 84 | GRAPHIC | e-20211231xex15daig065.jpg | GRAPHIC | 187441 |
| 85 | GRAPHIC | e-20211231xex15daig066.jpg | GRAPHIC | 169614 |
| 86 | GRAPHIC | e-20211231xex15daig067.jpg | GRAPHIC | 140840 |
| 87 | GRAPHIC | e-20211231xex15daig068.jpg | GRAPHIC | 73368 |
| 88 | GRAPHIC | e-20211231xex15daig069.jpg | GRAPHIC | 49401 |
| 89 | GRAPHIC | e-20211231xex15daig070.jpg | GRAPHIC | 21877 |
| 90 | GRAPHIC | e-20211231xex15daii001.jpg | GRAPHIC | 20080 |
| 91 | GRAPHIC | e-20211231xex15daii002.jpg | GRAPHIC | 15850 |
| 92 | GRAPHIC | e-20211231xex15daiii001.jpg | GRAPHIC | 10814 |
| 93 | GRAPHIC | e-20211231xex15daiii002.jpg | GRAPHIC | 2167 |
| 94 | GRAPHIC | e-20211231xex15daiii003.jpg | GRAPHIC | 5650 |
| 95 | GRAPHIC | e-20211231xex15daiii004.jpg | GRAPHIC | 10612 |
| 96 | GRAPHIC | e-20211231xex15daiv001.jpg | GRAPHIC | 4413 |
| Complete submission text file | 0001104659-22-043979.txt | 119046588 |
Data Files
| Seq | Description | Document | Type | Size |
|---|---|---|---|---|
| 10 | XBRL TAXONOMY EXTENSION SCHEMA | e-20211231.xsd | EX-101.SCH | 425610 |
| 11 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE | e-20211231_cal.xml | EX-101.CAL | 176728 |
| 12 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE | e-20211231_def.xml | EX-101.DEF | 1678084 |
| 13 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | e-20211231_lab.xml | EX-101.LAB | 1908106 |
| 14 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | e-20211231_pre.xml | EX-101.PRE | 2205571 |
| 321 | EXTRACTED XBRL INSTANCE DOCUMENT | e-20211231x20f_htm.xml | XML | 30107668 |
IRS No.: 000000000 | Fiscal Year End: 1231
Type: 20-F | Act: 34 | File No.: 001-14090 | Film No.: 22815996
SIC: 1311 Crude Petroleum & Natural Gas
