By tHe  nuMBers 2011 buDGet ARC’s  oppoRtunItIes 2010 ACtuAl  * INCLUDES CORPORATE $26.7MM 1. Well counts are taken on a gross operated basis 2. Based on proved plus probable reserves before royalties  3. rli is calculated based on forecast 2011 production numbers 4. rli was calculated excluding 14.2 mmboe p+p  reserves relating to assets divested in January  2011 and included in the year-end 2010 reserves  evaluation.  voluMes  CApItAl  YeAR AveRAGe  GRoss 2011 buDGet  $MM (boe/d) Wells operated  562.3  72,000 – 74,000  166 non-operated  63.3  11,000 – 13,000  83 totAl 625.6 * 84,000 – 87,000 249 Wells Drilled  (1)  12 production (boe/d)  11,541 netback ($/boe)  27.15 Reserves (mboe)  (2)  58,852 Reserve life Index  (3)  14.1 noRtheRn  AlbeRtA noRth eAst  bRItIsh ColuMbIA  noRth West  AlbeRtA Wells Drilled  (1) 38 production (boe/d)  23,656 netback ($/boe)  16.73 Reserves (mboe) (2) 244,786 Reserve life Index (3) 16.9 ReDWAteR Wells Drilled  (1)  8 production (boe/d)  4,179 netback ($/boe)  42.52 Reserves (mboe)  (2)  26,259 Reserve life Index  (3)  16.2 peMbInA Wells Drilled  (1)  25 production (boe/d)  9,143 netback ($/boe)  37.51 Reserves (mboe)  (2)  48,028 Reserve life Index  (3)  14.3 CentRAl  AlbeRtA Wells Drilled  (1)  13 production (boe/d)  6,555 netback ($/boe)  23.65 Reserves (mboe)  (2)  25,085 Reserve life Index  (3)  10.3 (4) south eAst  AlbeRtA &  south West  sAskAtCheWAn Wells Drilled  (1)  48 production (boe/d)  8,414 netback ($/boe)  16.21 Reserves (mboe)  (2)  38,126 Reserve life Index  (3)  13.3 south eAst  sAskAtCheWAn &  MAnItobA Wells Drilled  (1)  33 production (boe/d)  10,463 netback ($/boe)  46.21 Reserves (mboe)  (2)  46,281 Reserve life Index  (3)  11.6 $130 MM 11,400 boe/D 19 Wells  (1) noRtheRn  AlbeRtA $242 MM 39,700 boe/D 35 Wells  (1) noRth eAst  bRItIsh ColuMbIA  noRth West  AlbeRtA $22 MM 4,400 boe/D 14 Wells  (1) ReDWAteR $97 MM 9,200 boe/D 42 Wells  (1) peMbInA $5 MM 2,900 boe/D 3 Wells  (1) CentRAl  AlbeRtA $16 MM 7,900 boe/D 5 Wells  (1) south eAst  AlbeRtA &  south West  sAskAtCheWAn $88 MM 11,000 boe/D 48 Wells  (1) south eAst  sAskAtCheWAn &  MAnItobA