Year Solid Mud Liquid Gas Not classified Total
1991 514 680 1,321 .. – 2,516
1992 618 752 1,296 .. – 2,666
1993 600 898 1,053 .. – 2,551
1994 603 749 992 .. – 2,344
1995 653 764 857 .. – 2,274
1996 1,132 532 260 .. 0 1,925
1997 2,404 609 213 .. 0 3,225
1998 2,263 545 300 .. 0 3,108
1999 2,073 498 314 .. 0 2,885
2000 1,728 512 314 .. 0 2,554
2001 1,857 323 450 .. 0 2,630
2002 596 982 197 .. – 1,775
2003 667 310 200 .. – 1,177
2004 486 290 193 0 – 969
2005 832 202 169 0 – 1,203
2006 1,012 150 204 0 – 1,366
2007 542 342 199 0 – 1,082
2008 411 97 207 0 – 714
2009 585 94 172 0 – 851
2010 298 89 182 0 – 569
2011 478 123 176 0 – 777
2012 430 157 190 0 – 776
2013 279 98 188 0 – 565
2014 360 103 190 0 – 653
2015 207 107 184 0 – 498
2016 226 120 206 0 – 551
2017 281 113 222 0 – 616
2018 300 109 249 0 – 658
2019 321 164 188 0 – 674
2020 282 123 217 0 – 623
2021 321 137 267 0 – 726
2022 331 84 256 0 – 671
Source: Ministry of Energy.

Explanation of symbols

–
Non-occurrence.
..
Datum not available.
0
Less than half of unit.
.