Database: world_development_indicators
Question: Among the countries who uses the 1968 System of National Accounts methodology, how many are in the Middle East & North Africa? Name the country with the highest CO2 emissions from solid fuel consumption in kiloton.
SQL: SELECT COUNT(DISTINCT T1.CountryCode) FROM indicators AS T1 INNER JOIN country AS T2 ON T1.CountryCode = T2.CountryCode WHERE T2.Region = 'Middle East & North Africa' AND T2.SystemOfNationalAccounts = 'Country uses the 1968 System of National Accounts methodology.' AND T1.IndicatorName = 'CO2 emissions FROM solid fuel consumption (kt)' UNION SELECT * FROM ( SELECT T1.CountryName FROM indicators AS T1 INNER JOIN country AS T2 ON T1.CountryCode = T2.CountryCode WHERE T2.Region = 'Middle East & North Africa' AND T2.SystemOfNationalAccounts = 'Country uses the 1968 System of National Accounts methodology.' AND T1.IndicatorName = 'CO2 emissions FROM solid fuel consumption (kt)' GROUP BY T1.CountryName ORDER BY SUM(T1.value) DESC LIMIT 1 )