Among all goals scored by Calgary Hitmen in the 2007-2008 season, identify the percentage scored by Ian Schultz.
goals scored refers to G; Calgary Hitmen refers to TEAM = 'Calgary Hitmen'; percentage = MULTIPLY(DIVIDE(SUM(G WHERE PlayerName = 'Ian Schultz'), SUM(G)), 100); 2007-2008 season refers to SEASON = '2007-2008';
SELECT CAST(SUM(CASE WHEN T2.PlayerName = 'Ian Schultz' THEN T1.G ELSE 0 END) AS REAL) * 100 / SUM(T1.G) FROM SeasonStatus AS T1 INNER JOIN PlayerInfo AS T2 ON T1.ELITEID = T2.ELITEID WHERE T1.SEASON = '2007-2008' AND T1.TEAM = 'Calgary Hitmen'