Question: How many members does the collegiate athletic conference in which the Murray State Racers women's basketball program competes have?

Context paragraphs:
2011–12 Murray State Racers men's basketball team: The 2011–12 Murray State Racers men's basketball team represented Murray State University during the 2011–12 NCAA Division I men's basketball season.  The Racers, led by first year head coach Steve Prohm, played their home games at the CFSB Center and were members of the Ohio Valley Conference.  They were the Ohio Valley regular season champions and champions of the 2012 OVC Basketball Tournament to earn the conference's automatic bid into the 2012 NCAA Tournament.  This was the Racers 15th tournament appearance.  They defeated Colorado State in the second round before falling to Marquette in the third round to finish the season 31–2.

Murray State Racers: The Murray State Racers are the intercollegiate athletic teams representing Murray State University (MSU), located in Murray, Kentucky, United States.  The Racers athletic program is a member of the Ohio Valley Conference (OVC) and competes at the NCAA Division I level including the Football Championship Subdivision.  The MSU teams are the Racers, the costumed racehorse mascot is named Dunker, the live racehorse football mascot is Racer-One, and the school colors are navy blue and gold.  Racer teams have won three NCAA rifle championships.

2009–10 Murray State Racers men's basketball team: The 2009–10 Murray State Racers men's basketball team represented Murray State University in the 2009–10 college basketball season.  This was head coach Billy Kennedy's fourth season at Murray State.  The Racers competed in the Ohio Valley Conference and played their home games at the Regional Special Events Center, also known simply as the "RSEC".  They finished the season 31–5, 17–1 in OVC play to capture the regular season championship.  They also won the 2010 Ohio Valley Conference Men's Basketball Tournament to earn the conference's automatic bid to the 2010 NCAA Men's Division I Basketball Tournament.  They earned a 13 seed in the West Region where they upset 4 seed and AP #21 Vanderbilt in the first round before losing to 5 seed and AP #11 Butler in the second round.

Rob Cross: Rob Cross is an American college basketball coach and a former head coach of the women's basketball program at Murray State University in Murray, Kentucky.  The Murray State Racers are members of the Ohio Valley Conference and compete in the NCAA's Division I.

Murray State Racers women's basketball: The Murray State Racers women's basketball program represents intercollegiate men's basketball repersenting Murray State University.  The school competes in the Ohio Valley Conference in Division I of the National Collegiate Athletic Association (NCAA).

Murray State Racers men's basketball: Murray State Racers men's basketball program represents intercollegiate men's basketball at Murray State University.  The school competes in the Ohio Valley Conference in Division I of the National Collegiate Athletic Association (NCAA) and play home games at the CFSB Center in Murray, Kentucky.  Murray State made its 15th appearance in the NCAA Tournament in 2012.  Three times the Racers advanced in the tournament, most recently when it defeated Colorado State in 2012.  In 1988, Murray State defeated North Carolina State in the first round but lost to eventual national champion Kansas in the second round.  In 2010, 22 years to the date of the 1988 win, the Racers beat Vanderbilt and lost to eventual runner-up Butler in the second round.

Murray State Racers football: The Murray State Racers football team represents Murray State University in the sport of American football.  The Racers competes in the Football Championship Subdivision (FCS) of the National Collegiate Athletics Association (NCAA) Division I and the Ohio Valley Conference (OVC).

2014–15 Murray State Racers men's basketball team: The 2014–15 Murray State Racers men's basketball team represented Murray State University during the 2014–15 NCAA Division I men's basketball season.  The Racers, led by fourth year head coach Steve Prohm, played their home games at the CFSB Center and were members of the West Division of the Ohio Valley Conference.  They finished the season 29–6, 16–0 in OVC play to win the West Division championship and the overall OVC regular season championship.  After a 2–4 start, the Racers won 25 games in a row before losing in the championship game of the OVC Tournament to Belmont.  As a regular season champion who failed to win their conference tournament, they received an automatic bid to the National Invitation Tournament where they defeated UTEP in the first round and Tulsa in the second round before losing in the quarterfinals to Old Dominion.

Ohio Valley Conference: The Ohio Valley Conference (OVC) is a collegiate athletic conference which operates in the Midwestern and Southeastern United States.  It participates in Division I of the NCAA; the conference's football programs compete in the Football Championship Subdivision (FCS; formerly known as Division I-AA), the lower of two levels of Division I football competition.  The OVC has 12 members, 9 of which compete in football in the conference.

2010–11 Murray State Racers men's basketball team: The 2010–11 Murray State Racers men's basketball team represented Murray State University in the 2010–11 college basketball season.  This was head coach Billy Kennedy's fifth season at Murray State.  The Racers competed in the Ohio Valley Conference and played their home games at the CFSB Center.  They finished the season 23–8, 14–4 in OVC play to capture the regular season championship.

Supporting paragraphs: Murray State Racers women's basketball Ohio Valley Conference
Answer: 12