Question: What's listed as the Issue Price (BU) [Clarification Needed] with a Mintage (Proof) of 29,586?
SQL: SELECT "Issue Price (BU)[ clarification needed ]" FROM "2-11916083-1" WHERE "Mintage (Proof)" = '29,586';

Question: Who is the Artist with an Issue Price (BU) [Clarification Needed] of N/A along with  a Year larger than 2004, and Mintage (Proof) of 25,000?
SQL: SELECT "Artist" FROM "2-11916083-1" WHERE "Issue Price (BU)[ clarification needed ]" = 'N/A' AND "Year" > 2004.0 AND "Mintage (Proof)" = '25,000';

Question: What's the average Year with an Issue Price (Proof) of $49.95, and Artist of W.H.J. Blakemore?
SQL: SELECT AVG("Year") FROM "2-11916083-1" WHERE "Issue Price (Proof)" = '$49.95' AND "Artist" = 'W.H.J. Blakemore';

Question: What's the Issue Price (BU) [Clarification Needed] with a Year larger than 2002 and Mintage (Proof) of 50,000?
SQL: SELECT "Issue Price (BU)[ clarification needed ]" FROM "2-11916083-1" WHERE "Year" > 2002.0 AND "Mintage (Proof)" = '50,000';