| Current Rank | Country | Value | Latest Reading | Previous Rank | Previous Value |
|---|---|---|---|---|---|
| 1 | Norway | 8.12 | 2021 | 1 | 8.22 |
| 2 | Angola | 7.78 | 2021 | 2 | 8.16 |
| 3 | United Kingdom | 2.5 | 2021 | 3 | 2.7 |
| 4 | Romania | 0.6 | 2021 | 4 | 0.6 |
| 5 | Italy | 0.5 | 2021 | 5 | 0.52 |
| 6 | Denmark | 0.44 | 2021 | 6 | 0.44 |
| 7 | Ukraine | 0.4 | 2021 | 7 | 0.4 |
| 8 | Belarus | 0.2 | 2021 | 8 | 0.2 |
| 9 | Albania | 0.15 | 2021 | 9 | 0.15 |
| 9 | Spain | 0.15 | 2021 | 9 | 0.15 |
| 11 ↑ | Netherlands | 0.14 | 2021 | 12 | 0.11 |
| 12 ↑ | Germany | 0.12 | 2021 | 13 | 0.1 |
| 13 ↓ | Poland | 0.11 | 2021 | 11 | 0.12 |
| 14 | Serbia | 0.08 | 2021 | 14 | 0.08 |
| 15 | Croatia | 0.07 | 2021 | 15 | 0.07 |
| 16 | France | 0.06 | 2021 | 16 | 0.06 |
| 17 | Georgia | 0.04 | 2021 | 17 | 0.04 |
| 17 | Austria | 0.04 | 2021 | 17 | 0.04 |
| 19 | Czech Republic | 0.02 | 2021 | 19 | 0.02 |
| 19 | Bulgaria | 0.02 | 2021 | 19 | 0.02 |
| 21 ↑ | Slovakia | 0.01 | 2021 | 22 | 0.01 |
| 21 ↓ | Hungary | 0.01 | 2021 | 19 | 0.02 |
| 21 ↑ | Lithuania | 0.01 | 2021 | 22 | 0.01 |
| 21 ↑ | Greece | 0.01 | 2021 | 22 | 0.01 |
| 25 | Ireland | 0 | 2021 | 25 | 0 |
| 25 | Iceland | 0 | 2021 | 25 | 0 |
| 25 | Finland | 0 | 2021 | 25 | 0 |
| 25 | Luxembourg | 0 | 2021 | 25 | 0 |
| 25 | Latvia | 0 | 2021 | 25 | 0 |
| 25 | Moldova | 0 | 2021 | 25 | 0 |
| 25 | Macedonia | 0 | 2021 | 25 | 0 |
| 25 | Malta | 0 | 2021 | 25 | 0 |
| 25 | Montenegro | 0 | 2021 | 25 | 0 |
| 25 | Montserrat | 0 | 2021 | 25 | 0 |
| 25 | Estonia | 0 | 2021 | 25 | 0 |
| 25 | Cyprus | 0 | 2021 | 25 | 0 |
| 25 | Switzerland | 0 | 2021 | 25 | 0 |
| 25 | Portugal | 0 | 2021 | 25 | 0 |
| 25 | Bosnia and Herzegovina | 0 | 2021 | 25 | 0 |
| 25 | Belgium | 0 | 2021 | 25 | 0 |
| 25 | Slovenia | 0 | 2021 | 25 | 0 |
| 25 | Sweden | 0 | 2021 | 25 | 0 |
| 25 | Gibraltar | 0 | 2021 | 25 | 0 |
| 25 | Faroe Islands | 0 | 2021 | 25 | 0 |
| 25 | Armenia | 0 | 2021 | 25 | 0 |
Proved reserves of crude oil are the estimated quantities of all liquids defined as crude oil, which geological and engineering data demonstrate with reasonable certainty to be recoverable in future years from reservoirs under existing economic and operating conditions.
