SELECT count(DISTINCT LEVEL) FROM member
SELECT count(DISTINCT LEVEL) FROM member <table_name> : member col : Member_ID | Card_Number | Name | Hometown | Level row 1 : 1 | LE99 | Jeremy Jarmon | Collierville, Tennessee | 6 row 2 : 2 | LT98 | Myron Pryor | Louisville, Kentucky | 6 row 3 : 3 | RT91 | Corey Peters | Louisville, Kentucky | 6 row 4 : 4 | RE95 | Ventrell Jenkins | Columbia, South Carolina | 6 row 5 : 5 | OLB56 | Braxton Kelley | LaGrange, Georgia | 6 row 6 : 6 | MLB4 | Micah Johnson | Fort Campbell, Kentucky | 4 row 7 : 7 | SLB51 | Johnny Williams | Jacksonville, Florida | 6 row 8 : 8 | RCB32 | Trevard Lindley | Hiram, Georgia | 6 row 9 : 9 | LCB7 | David Jones | Red Jacket, West Virginia | 6 row 10 : 10 | FS10 | Matt Lentz | Simpsonville, South Carolina | 2
col : count(DISTINCT LEVEL) row 1 : 3