Here are a few I did and posted about a month back
ELKs market cap reflects $1per barrel . As a rough estimate this is how it compares to a few other companies
SAE - 5.5mil 2p reserves. Mkt cap $125mil .= $23per barrel Mkt cap
PSA - 7.5mil 2p reserves. Mkt cap $230mil .= $30per barrel Mkt cap
NWE - 1.25mil reserves. Mkt cap $72mil = $58 per barrel Mkt cap.
IPM - 12mil 2p reserves. Mkt cap $108mi l= $9 per barrel Mkt cap
Cheers